{"id":22330363,"url":"https://github.com/javadev/leetcode-in-all","last_synced_at":"2025-08-01T13:14:45.010Z","repository":{"id":218527711,"uuid":"746625821","full_name":"javadev/LeetCode-in-All","owner":"javadev","description":"104 LeetCode algorithm problem 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LeetCode-in-All\n\n[![Maven Central](https://img.shields.io/maven-central/v/com.github.javadev/leetcode-in-all?style=flat-square)](https://central.sonatype.com/artifact/com.github.javadev/leetcode-in-all/1.10)\n[![Java CI](https://github.com/javadev/LeetCode-in-All/actions/workflows/maven.yml/badge.svg)](https://github.com/javadev/LeetCode-in-All/actions/workflows/maven.yml)\n[![CodeQL](https://github.com/javadev/LeetCode-in-All/actions/workflows/codeql.yml/badge.svg)](https://github.com/javadev/LeetCode-in-All/actions/workflows/codeql.yml)\n[![MIT License](https://img.shields.io/badge/license-MIT-green.svg)](https://github.com/javadev/LeetCode-in-All/blob/main/LICENSE)\n\n104 LeetCode algorithm problem solutions.\n\n\u003e [\"For coding interview preparation, LeetCode is one of the best online resource providing a rich library of more than 300 real coding interview questions for you to practice from using one of the 7 supported languages - C, C++, Java, Python, C#, JavaScript, Ruby.\"](https://www.quora.com/How-effective-is-Leetcode-for-preparing-for-technical-interviews)\n\n##\n* [Programming Skills I](#programming-skills-i)\n* [Programming Skills II](#programming-skills-ii)\n* [Graph Theory I](#graph-theory-i)\n* [SQL I](#sql-i)\n* [Level 1](#level-1)\n* [Level 2](#level-2)\n* [Udemy](#udemy)\n* [Top Interview 150](#top-interview-150)\n* [Data Structure I](#data-structure-i)\n* [Data Structure II](#data-structure-ii)\n* [Algorithm I](#algorithm-i)\n* [Algorithm II](#algorithm-ii)\n* [Binary Search I](#binary-search-i)\n* [Binary Search II](#binary-search-ii)\n* [Dynamic Programming I](#dynamic-programming-i)\n\n### Programming Skills I\n\n#### Day 1 Basic Data Type\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 2 Operator\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 3 Conditional Statements\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 4 Loop\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 5 Function\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 6 Array\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0283 |Move Zeroes| [Java](src/main/java/g0201_0300/s0283_move_zeroes) [Kotlin](src/main/kotlin/g0201_0300/s0283_move_zeroes) [TypeScript](src/main/ts/g0201_0300/s0283_move_zeroes) [Scala](src/main/scala/g0201_0300/s0283_move_zeroes) [Ruby](src/main/ruby/g0201_0300/s0283_move_zeroes) [PHP](src/main/php/g0201_0300/s0283_move_zeroes) [C#](src/main/csharp/g0201_0300/s0283_move_zeroes) [Go](src/main/go/g0201_0300/s0283_move_zeroes) [Cpp](src/main/cpp/g0201_0300/s0283_move_zeroes) [Python](src/main/python/g0201_0300/s0283_move_zeroes) [Swift](src/main/swift/g0201_0300/s0283_move_zeroes) [Elixir](src/main/elixir/g0201_0300/s0283_move_zeroes) [Rust](src/main/rust/g0201_0300/s0283_move_zeroes) [Dart](src/main/dart/g0201_0300/s0283_move_zeroes) [C](src/main/c/g0201_0300/s0283_move_zeroes) [JavaScript](src/main/js/g0201_0300/s0283_move_zeroes) [Erlang](src/main/erlang/g0201_0300/s0283_move_zeroes) [Racket](src/main/racket/g0201_0300/s0283_move_zeroes)| Easy | Top_100_Liked_Questions, Array, Two_Pointers, LeetCode_75_Two_Pointers, Big_O_Time_O(n)_Space_O(1) | 2 | 83.99\n\n#### Day 7 Array\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 8 String\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 9 String\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 10 Linked List and Tree\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0104 |Maximum Depth of Binary Tree| [Java](src/main/java/g0101_0200/s0104_maximum_depth_of_binary_tree) [Kotlin](src/main/kotlin/g0101_0200/s0104_maximum_depth_of_binary_tree) [TypeScript](src/main/ts/g0101_0200/s0104_maximum_depth_of_binary_tree) [Scala](src/main/scala/g0101_0200/s0104_maximum_depth_of_binary_tree) [Ruby](src/main/ruby/g0101_0200/s0104_maximum_depth_of_binary_tree) [PHP](src/main/php/g0101_0200/s0104_maximum_depth_of_binary_tree) [C#](src/main/csharp/g0101_0200/s0104_maximum_depth_of_binary_tree) [Go](src/main/go/g0101_0200/s0104_maximum_depth_of_binary_tree) [Cpp](src/main/cpp/g0101_0200/s0104_maximum_depth_of_binary_tree) [Python](src/main/python/g0101_0200/s0104_maximum_depth_of_binary_tree) [Swift](src/main/swift/g0101_0200/s0104_maximum_depth_of_binary_tree) [Elixir](src/main/elixir/g0101_0200/s0104_maximum_depth_of_binary_tree) [Rust](src/main/rust/g0101_0200/s0104_maximum_depth_of_binary_tree) [Dart](src/main/dart/g0101_0200/s0104_maximum_depth_of_binary_tree) [C](src/main/c/g0101_0200/s0104_maximum_depth_of_binary_tree) [JavaScript](src/main/js/g0101_0200/s0104_maximum_depth_of_binary_tree) [Erlang](src/main/erlang/g0101_0200/s0104_maximum_depth_of_binary_tree) [Racket](src/main/racket/g0101_0200/s0104_maximum_depth_of_binary_tree)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Depth_First_Search, Breadth_First_Search, Tree, Binary_Tree, LeetCode_75_Binary_Tree/DFS, Big_O_Time_O(N)_Space_O(H) | 0 | 100.00\n\n#### Day 11 Containers and Libraries\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 12 Class and Object\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n### Programming Skills II\n\n#### Day 1\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 2\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 3\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 4\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 5\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 6\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0739 |Daily Temperatures| [Java](src/main/java/g0701_0800/s0739_daily_temperatures) [Kotlin](src/main/kotlin/g0701_0800/s0739_daily_temperatures) [TypeScript](src/main/ts/g0701_0800/s0739_daily_temperatures) [Scala](src/main/scala/g0701_0800/s0739_daily_temperatures) [Ruby](src/main/ruby/g0701_0800/s0739_daily_temperatures) [PHP](src/main/php/g0701_0800/s0739_daily_temperatures) [C#](src/main/csharp/g0701_0800/s0739_daily_temperatures) [Go](src/main/go/g0701_0800/s0739_daily_temperatures) [Cpp](src/main/cpp/g0701_0800/s0739_daily_temperatures) [Python](src/main/python/g0701_0800/s0739_daily_temperatures) [Swift](src/main/swift/g0701_0800/s0739_daily_temperatures) [Elixir](src/main/elixir/g0701_0800/s0739_daily_temperatures) [Rust](src/main/rust/g0701_0800/s0739_daily_temperatures) [Dart](src/main/dart/g0701_0800/s0739_daily_temperatures) [C](src/main/c/g0701_0800/s0739_daily_temperatures) [JavaScript](src/main/js/g0701_0800/s0739_daily_temperatures) [Erlang](src/main/erlang/g0701_0800/s0739_daily_temperatures) [Racket](src/main/racket/g0701_0800/s0739_daily_temperatures)| Medium | Top_100_Liked_Questions, Array, Stack, Monotonic_Stack, LeetCode_75_Monotonic_Stack, Big_O_Time_O(n)_Space_O(n) | 8 | 96.83\n\n#### Day 7\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0048 |Rotate Image| [Java](src/main/java/g0001_0100/s0048_rotate_image) [Kotlin](src/main/kotlin/g0001_0100/s0048_rotate_image) [TypeScript](src/main/ts/g0001_0100/s0048_rotate_image) [Scala](src/main/scala/g0001_0100/s0048_rotate_image) [Ruby](src/main/ruby/g0001_0100/s0048_rotate_image) [PHP](src/main/php/g0001_0100/s0048_rotate_image) [C#](src/main/csharp/g0001_0100/s0048_rotate_image) [Go](src/main/go/g0001_0100/s0048_rotate_image) [Cpp](src/main/cpp/g0001_0100/s0048_rotate_image) [Python](src/main/python/g0001_0100/s0048_rotate_image) [Swift](src/main/swift/g0001_0100/s0048_rotate_image) [Elixir](src/main/elixir/g0001_0100/s0048_rotate_image) [Rust](src/main/rust/g0001_0100/s0048_rotate_image) [Dart](src/main/dart/g0001_0100/s0048_rotate_image) [C](src/main/c/g0001_0100/s0048_rotate_image) [JavaScript](src/main/js/g0001_0100/s0048_rotate_image) [Erlang](src/main/erlang/g0001_0100/s0048_rotate_image) [Racket](src/main/racket/g0001_0100/s0048_rotate_image)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Math, Matrix, Big_O_Time_O(n^2)_Space_O(1) | 0 | 100.00\n\n#### Day 8\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 9\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 10\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 11\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0049 |Group Anagrams| [Java](src/main/java/g0001_0100/s0049_group_anagrams) [Kotlin](src/main/kotlin/g0001_0100/s0049_group_anagrams) [TypeScript](src/main/ts/g0001_0100/s0049_group_anagrams) [Scala](src/main/scala/g0001_0100/s0049_group_anagrams) [Ruby](src/main/ruby/g0001_0100/s0049_group_anagrams) [PHP](src/main/php/g0001_0100/s0049_group_anagrams) [C#](src/main/csharp/g0001_0100/s0049_group_anagrams) [Go](src/main/go/g0001_0100/s0049_group_anagrams) [Cpp](src/main/cpp/g0001_0100/s0049_group_anagrams) [Python](src/main/python/g0001_0100/s0049_group_anagrams) [Swift](src/main/swift/g0001_0100/s0049_group_anagrams) [Elixir](src/main/elixir/g0001_0100/s0049_group_anagrams) [Rust](src/main/rust/g0001_0100/s0049_group_anagrams) [Dart](src/main/dart/g0001_0100/s0049_group_anagrams) [C](src/main/c/g0001_0100/s0049_group_anagrams) [JavaScript](src/main/js/g0001_0100/s0049_group_anagrams) [Erlang](src/main/erlang/g0001_0100/s0049_group_anagrams) [Racket](src/main/racket/g0001_0100/s0049_group_anagrams)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, String, Hash_Table, Sorting, Big_O_Time_O(n\\*k_log_k)_Space_O(n) | 6 | 97.61\n\n#### Day 12\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0438 |Find All Anagrams in a String| [Java](src/main/java/g0401_0500/s0438_find_all_anagrams_in_a_string) [Kotlin](src/main/kotlin/g0401_0500/s0438_find_all_anagrams_in_a_string) [TypeScript](src/main/ts/g0401_0500/s0438_find_all_anagrams_in_a_string) [Scala](src/main/scala/g0401_0500/s0438_find_all_anagrams_in_a_string) [Ruby](src/main/ruby/g0401_0500/s0438_find_all_anagrams_in_a_string) [PHP](src/main/php/g0401_0500/s0438_find_all_anagrams_in_a_string) [C#](src/main/csharp/g0401_0500/s0438_find_all_anagrams_in_a_string) [Go](src/main/go/g0401_0500/s0438_find_all_anagrams_in_a_string) [Cpp](src/main/cpp/g0401_0500/s0438_find_all_anagrams_in_a_string) [Python](src/main/python/g0401_0500/s0438_find_all_anagrams_in_a_string) [Swift](src/main/swift/g0401_0500/s0438_find_all_anagrams_in_a_string) [Elixir](src/main/elixir/g0401_0500/s0438_find_all_anagrams_in_a_string) [Rust](src/main/rust/g0401_0500/s0438_find_all_anagrams_in_a_string) [Dart](src/main/dart/g0401_0500/s0438_find_all_anagrams_in_a_string) [C](src/main/c/g0401_0500/s0438_find_all_anagrams_in_a_string) [JavaScript](src/main/js/g0401_0500/s0438_find_all_anagrams_in_a_string) [Erlang](src/main/erlang/g0401_0500/s0438_find_all_anagrams_in_a_string) [Racket](src/main/racket/g0401_0500/s0438_find_all_anagrams_in_a_string)| Medium | Top_100_Liked_Questions, String, Hash_Table, Sliding_Window, Big_O_Time_O(n+m)_Space_O(1) | 3 | 99.83\n\n#### Day 13\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 14\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0138 |Copy List with Random Pointer| [Java](src/main/java/g0101_0200/s0138_copy_list_with_random_pointer) [Kotlin](src/main/kotlin/g0101_0200/s0138_copy_list_with_random_pointer) [TypeScript](src/main/ts/g0101_0200/s0138_copy_list_with_random_pointer) [Scala](src/main/scala/g0101_0200/s0138_copy_list_with_random_pointer) [Ruby](src/main/ruby/g0101_0200/s0138_copy_list_with_random_pointer) [PHP](src/main/php/g0101_0200/s0138_copy_list_with_random_pointer) [C#](src/main/csharp/g0101_0200/s0138_copy_list_with_random_pointer) [Go](src/main/go/g0101_0200/s0138_copy_list_with_random_pointer) [Cpp](src/main/cpp/g0101_0200/s0138_copy_list_with_random_pointer) [Python](src/main/python/g0101_0200/s0138_copy_list_with_random_pointer) [Swift](src/main/swift/g0101_0200/s0138_copy_list_with_random_pointer) [Elixir](src/main/elixir/g0101_0200/s0138_copy_list_with_random_pointer) [Rust](src/main/rust/g0101_0200/s0138_copy_list_with_random_pointer) [Dart](src/main/dart/g0101_0200/s0138_copy_list_with_random_pointer) [C](src/main/c/g0101_0200/s0138_copy_list_with_random_pointer) [JavaScript](src/main/js/g0101_0200/s0138_copy_list_with_random_pointer) [Erlang](src/main/erlang/g0101_0200/s0138_copy_list_with_random_pointer) [Racket](src/main/racket/g0101_0200/s0138_copy_list_with_random_pointer)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Hash_Table, Linked_List, Big_O_Time_O(N)_Space_O(N) | 0 | 100.00\n\n#### Day 15\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0002 |Add Two Numbers| [Java](src/main/java/g0001_0100/s0002_add_two_numbers) [Kotlin](src/main/kotlin/g0001_0100/s0002_add_two_numbers) [TypeScript](src/main/ts/g0001_0100/s0002_add_two_numbers) [Scala](src/main/scala/g0001_0100/s0002_add_two_numbers) [Ruby](src/main/ruby/g0001_0100/s0002_add_two_numbers) [PHP](src/main/php/g0001_0100/s0002_add_two_numbers) [C#](src/main/csharp/g0001_0100/s0002_add_two_numbers) [Go](src/main/go/g0001_0100/s0002_add_two_numbers) [Cpp](src/main/cpp/g0001_0100/s0002_add_two_numbers) [Python](src/main/python/g0001_0100/s0002_add_two_numbers) [Swift](src/main/swift/g0001_0100/s0002_add_two_numbers) [Elixir](src/main/elixir/g0001_0100/s0002_add_two_numbers) [Rust](src/main/rust/g0001_0100/s0002_add_two_numbers) [Dart](src/main/dart/g0001_0100/s0002_add_two_numbers) [C](src/main/c/g0001_0100/s0002_add_two_numbers) [JavaScript](src/main/js/g0001_0100/s0002_add_two_numbers) [Erlang](src/main/erlang/g0001_0100/s0002_add_two_numbers) [Racket](src/main/racket/g0001_0100/s0002_add_two_numbers)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Math, Linked_List, Recursion, Big_O_Time_O(max(N,M))_Space_O(max(N,M)), AI_can_be_used_to_solve_the_task | 1 | 100.00\n\n#### Day 16\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 17\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 18\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0155 |Min Stack| [Java](src/main/java/g0101_0200/s0155_min_stack) [Kotlin](src/main/kotlin/g0101_0200/s0155_min_stack) [TypeScript](src/main/ts/g0101_0200/s0155_min_stack) [Scala](src/main/scala/g0101_0200/s0155_min_stack) [Ruby](src/main/ruby/g0101_0200/s0155_min_stack) [PHP](src/main/php/g0101_0200/s0155_min_stack) [C#](src/main/csharp/g0101_0200/s0155_min_stack) [Go](src/main/go/g0101_0200/s0155_min_stack) [Cpp](src/main/cpp/g0101_0200/s0155_min_stack) [Python](src/main/python/g0101_0200/s0155_min_stack) [Swift](src/main/swift/g0101_0200/s0155_min_stack) [Elixir](src/main/elixir/g0101_0200/s0155_min_stack) [Rust](src/main/rust/g0101_0200/s0155_min_stack) [Dart](src/main/dart/g0101_0200/s0155_min_stack) [C](src/main/c/g0101_0200/s0155_min_stack) [JavaScript](src/main/js/g0101_0200/s0155_min_stack) [Erlang](src/main/erlang/g0101_0200/s0155_min_stack) [Racket](src/main/racket/g0101_0200/s0155_min_stack)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Stack, Design, Big_O_Time_O(1)_Space_O(N) | 4 | 96.54\n\n#### Day 19\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 20\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n### Graph Theory I\n\n#### Day 1 Matrix Related Problems\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0200 |Number of Islands| [Java](src/main/java/g0101_0200/s0200_number_of_islands) [Kotlin](src/main/kotlin/g0101_0200/s0200_number_of_islands) [TypeScript](src/main/ts/g0101_0200/s0200_number_of_islands) [Scala](src/main/scala/g0101_0200/s0200_number_of_islands) [Ruby](src/main/ruby/g0101_0200/s0200_number_of_islands) [PHP](src/main/php/g0101_0200/s0200_number_of_islands) [C#](src/main/csharp/g0101_0200/s0200_number_of_islands) [Go](src/main/go/g0101_0200/s0200_number_of_islands) [Cpp](src/main/cpp/g0101_0200/s0200_number_of_islands) [Python](src/main/python/g0101_0200/s0200_number_of_islands) [Swift](src/main/swift/g0101_0200/s0200_number_of_islands) [Elixir](src/main/elixir/g0101_0200/s0200_number_of_islands) [Rust](src/main/rust/g0101_0200/s0200_number_of_islands) [Dart](src/main/dart/g0101_0200/s0200_number_of_islands) [C](src/main/c/g0101_0200/s0200_number_of_islands) [JavaScript](src/main/js/g0101_0200/s0200_number_of_islands) [Erlang](src/main/erlang/g0101_0200/s0200_number_of_islands) [Racket](src/main/racket/g0101_0200/s0200_number_of_islands)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Depth_First_Search, Breadth_First_Search, Matrix, Union_Find, Big_O_Time_O(M\\*N)_Space_O(M\\*N) | 3 | 87.24\n\n#### Day 2 Matrix Related Problems\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 3 Matrix Related Problems\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 4 Matrix Related Problems\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 5 Matrix Related Problems\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 6 Matrix Related Problems\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 7 Standard Traversal\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 8 Standard Traversal\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 9 Standard Traversal\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 10 Standard Traversal\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 11 Breadth First Search\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 12 Breadth First Search\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 13 Graph Theory\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 14 Graph Theory\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n### SQL I\n\n#### Day 1 Select\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 2 Select and Order\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 3 String Processing Functions\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 4 Union and Select\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 5 Union\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 6 Union\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 7 Function\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 8 Function\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 9 Control of Flow\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 10 Where\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n### Level 1\n\n#### Day 1 Prefix Sum\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 2 String\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 3 Linked List\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0021 |Merge Two Sorted Lists| [Java](src/main/java/g0001_0100/s0021_merge_two_sorted_lists) [Kotlin](src/main/kotlin/g0001_0100/s0021_merge_two_sorted_lists) [TypeScript](src/main/ts/g0001_0100/s0021_merge_two_sorted_lists) [Scala](src/main/scala/g0001_0100/s0021_merge_two_sorted_lists) [Ruby](src/main/ruby/g0001_0100/s0021_merge_two_sorted_lists) [PHP](src/main/php/g0001_0100/s0021_merge_two_sorted_lists) [C#](src/main/csharp/g0001_0100/s0021_merge_two_sorted_lists) [Go](src/main/go/g0001_0100/s0021_merge_two_sorted_lists) [Cpp](src/main/cpp/g0001_0100/s0021_merge_two_sorted_lists) [Python](src/main/python/g0001_0100/s0021_merge_two_sorted_lists) [Swift](src/main/swift/g0001_0100/s0021_merge_two_sorted_lists) [Elixir](src/main/elixir/g0001_0100/s0021_merge_two_sorted_lists) [Rust](src/main/rust/g0001_0100/s0021_merge_two_sorted_lists) [Dart](src/main/dart/g0001_0100/s0021_merge_two_sorted_lists) [C](src/main/c/g0001_0100/s0021_merge_two_sorted_lists) [JavaScript](src/main/js/g0001_0100/s0021_merge_two_sorted_lists) [Erlang](src/main/erlang/g0001_0100/s0021_merge_two_sorted_lists) [Racket](src/main/racket/g0001_0100/s0021_merge_two_sorted_lists)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Linked_List, Recursion, Big_O_Time_O(m+n)_Space_O(m+n) | 0 | 100.00\n| 0206 |Reverse Linked List| [Java](src/main/java/g0201_0300/s0206_reverse_linked_list) [Kotlin](src/main/kotlin/g0201_0300/s0206_reverse_linked_list) [TypeScript](src/main/ts/g0201_0300/s0206_reverse_linked_list) [Scala](src/main/scala/g0201_0300/s0206_reverse_linked_list) [Ruby](src/main/ruby/g0201_0300/s0206_reverse_linked_list) [PHP](src/main/php/g0201_0300/s0206_reverse_linked_list) [C#](src/main/csharp/g0201_0300/s0206_reverse_linked_list) [Go](src/main/go/g0201_0300/s0206_reverse_linked_list) [Cpp](src/main/cpp/g0201_0300/s0206_reverse_linked_list) [Python](src/main/python/g0201_0300/s0206_reverse_linked_list) [Swift](src/main/swift/g0201_0300/s0206_reverse_linked_list) [Elixir](src/main/elixir/g0201_0300/s0206_reverse_linked_list) [Rust](src/main/rust/g0201_0300/s0206_reverse_linked_list) [Dart](src/main/dart/g0201_0300/s0206_reverse_linked_list) [C](src/main/c/g0201_0300/s0206_reverse_linked_list) [JavaScript](src/main/js/g0201_0300/s0206_reverse_linked_list) [Erlang](src/main/erlang/g0201_0300/s0206_reverse_linked_list) [Racket](src/main/racket/g0201_0300/s0206_reverse_linked_list)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Linked_List, Recursion, LeetCode_75_LinkedList, Big_O_Time_O(N)_Space_O(1) | 0 | 100.00\n\n#### Day 4 Linked List\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0142 |Linked List Cycle II| [Java](src/main/java/g0101_0200/s0142_linked_list_cycle_ii) [Kotlin](src/main/kotlin/g0101_0200/s0142_linked_list_cycle_ii) [TypeScript](src/main/ts/g0101_0200/s0142_linked_list_cycle_ii) [Scala](src/main/scala/g0101_0200/s0142_linked_list_cycle_ii) [Ruby](src/main/ruby/g0101_0200/s0142_linked_list_cycle_ii) [PHP](src/main/php/g0101_0200/s0142_linked_list_cycle_ii) [C#](src/main/csharp/g0101_0200/s0142_linked_list_cycle_ii) [Go](src/main/go/g0101_0200/s0142_linked_list_cycle_ii) [Cpp](src/main/cpp/g0101_0200/s0142_linked_list_cycle_ii) [Python](src/main/python/g0101_0200/s0142_linked_list_cycle_ii) [Swift](src/main/swift/g0101_0200/s0142_linked_list_cycle_ii) [Elixir](src/main/elixir/g0101_0200/s0142_linked_list_cycle_ii) [Rust](src/main/rust/g0101_0200/s0142_linked_list_cycle_ii) [Dart](src/main/dart/g0101_0200/s0142_linked_list_cycle_ii) [C](src/main/c/g0101_0200/s0142_linked_list_cycle_ii) [JavaScript](src/main/js/g0101_0200/s0142_linked_list_cycle_ii) [Erlang](src/main/erlang/g0101_0200/s0142_linked_list_cycle_ii) [Racket](src/main/racket/g0101_0200/s0142_linked_list_cycle_ii)| Medium | Top_100_Liked_Questions, Hash_Table, Two_Pointers, Linked_List, Big_O_Time_O(N)_Space_O(1) | 0 | 100.00\n\n#### Day 5 Greedy\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0121 |Best Time to Buy and Sell Stock| [Java](src/main/java/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Kotlin](src/main/kotlin/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [TypeScript](src/main/ts/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Scala](src/main/scala/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Ruby](src/main/ruby/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [PHP](src/main/php/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [C#](src/main/csharp/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Go](src/main/go/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Cpp](src/main/cpp/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Python](src/main/python/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Swift](src/main/swift/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Elixir](src/main/elixir/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Rust](src/main/rust/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Dart](src/main/dart/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [C](src/main/c/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [JavaScript](src/main/js/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Erlang](src/main/erlang/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Racket](src/main/racket/g0101_0200/s0121_best_time_to_buy_and_sell_stock)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Array, Dynamic_Programming, Big_O_Time_O(N)_Space_O(1) | 1 | 99.78\n\n#### Day 6 Tree\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0102 |Binary Tree Level Order Traversal| [Java](src/main/java/g0101_0200/s0102_binary_tree_level_order_traversal) [Kotlin](src/main/kotlin/g0101_0200/s0102_binary_tree_level_order_traversal) [TypeScript](src/main/ts/g0101_0200/s0102_binary_tree_level_order_traversal) [Scala](src/main/scala/g0101_0200/s0102_binary_tree_level_order_traversal) [Ruby](src/main/ruby/g0101_0200/s0102_binary_tree_level_order_traversal) [PHP](src/main/php/g0101_0200/s0102_binary_tree_level_order_traversal) [C#](src/main/csharp/g0101_0200/s0102_binary_tree_level_order_traversal) [Go](src/main/go/g0101_0200/s0102_binary_tree_level_order_traversal) [Cpp](src/main/cpp/g0101_0200/s0102_binary_tree_level_order_traversal) [Python](src/main/python/g0101_0200/s0102_binary_tree_level_order_traversal) [Swift](src/main/swift/g0101_0200/s0102_binary_tree_level_order_traversal) [Elixir](src/main/elixir/g0101_0200/s0102_binary_tree_level_order_traversal) [Rust](src/main/rust/g0101_0200/s0102_binary_tree_level_order_traversal) [Dart](src/main/dart/g0101_0200/s0102_binary_tree_level_order_traversal) [C](src/main/c/g0101_0200/s0102_binary_tree_level_order_traversal) [JavaScript](src/main/js/g0101_0200/s0102_binary_tree_level_order_traversal) [Erlang](src/main/erlang/g0101_0200/s0102_binary_tree_level_order_traversal) [Racket](src/main/racket/g0101_0200/s0102_binary_tree_level_order_traversal)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Breadth_First_Search, Tree, Binary_Tree, Big_O_Time_O(N)_Space_O(N) | 1 | 91.19\n\n#### Day 7 Binary Search\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 8 Binary Search Tree\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0098 |Validate Binary Search Tree| [Java](src/main/java/g0001_0100/s0098_validate_binary_search_tree) [Kotlin](src/main/kotlin/g0001_0100/s0098_validate_binary_search_tree) [TypeScript](src/main/ts/g0001_0100/s0098_validate_binary_search_tree) [Scala](src/main/scala/g0001_0100/s0098_validate_binary_search_tree) [Ruby](src/main/ruby/g0001_0100/s0098_validate_binary_search_tree) [PHP](src/main/php/g0001_0100/s0098_validate_binary_search_tree) [C#](src/main/csharp/g0001_0100/s0098_validate_binary_search_tree) [Go](src/main/go/g0001_0100/s0098_validate_binary_search_tree) [Cpp](src/main/cpp/g0001_0100/s0098_validate_binary_search_tree) [Python](src/main/python/g0001_0100/s0098_validate_binary_search_tree) [Swift](src/main/swift/g0001_0100/s0098_validate_binary_search_tree) [Elixir](src/main/elixir/g0001_0100/s0098_validate_binary_search_tree) [Rust](src/main/rust/g0001_0100/s0098_validate_binary_search_tree) [Dart](src/main/dart/g0001_0100/s0098_validate_binary_search_tree) [C](src/main/c/g0001_0100/s0098_validate_binary_search_tree) [JavaScript](src/main/js/g0001_0100/s0098_validate_binary_search_tree) [Erlang](src/main/erlang/g0001_0100/s0098_validate_binary_search_tree) [Racket](src/main/racket/g0001_0100/s0098_validate_binary_search_tree)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Depth_First_Search, Tree, Binary_Tree, Binary_Search_Tree, Big_O_Time_O(N)_Space_O(log(N)) | 0 | 100.00\n\n#### Day 9 Graph/BFS/DFS\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0200 |Number of Islands| [Java](src/main/java/g0101_0200/s0200_number_of_islands) [Kotlin](src/main/kotlin/g0101_0200/s0200_number_of_islands) [TypeScript](src/main/ts/g0101_0200/s0200_number_of_islands) [Scala](src/main/scala/g0101_0200/s0200_number_of_islands) [Ruby](src/main/ruby/g0101_0200/s0200_number_of_islands) [PHP](src/main/php/g0101_0200/s0200_number_of_islands) [C#](src/main/csharp/g0101_0200/s0200_number_of_islands) [Go](src/main/go/g0101_0200/s0200_number_of_islands) [Cpp](src/main/cpp/g0101_0200/s0200_number_of_islands) [Python](src/main/python/g0101_0200/s0200_number_of_islands) [Swift](src/main/swift/g0101_0200/s0200_number_of_islands) [Elixir](src/main/elixir/g0101_0200/s0200_number_of_islands) [Rust](src/main/rust/g0101_0200/s0200_number_of_islands) [Dart](src/main/dart/g0101_0200/s0200_number_of_islands) [C](src/main/c/g0101_0200/s0200_number_of_islands) [JavaScript](src/main/js/g0101_0200/s0200_number_of_islands) [Erlang](src/main/erlang/g0101_0200/s0200_number_of_islands) [Racket](src/main/racket/g0101_0200/s0200_number_of_islands)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Depth_First_Search, Breadth_First_Search, Matrix, Union_Find, Big_O_Time_O(M\\*N)_Space_O(M\\*N) | 3 | 87.24\n\n#### Day 10 Dynamic Programming\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0070 |Climbing Stairs| [Java](src/main/java/g0001_0100/s0070_climbing_stairs) [Kotlin](src/main/kotlin/g0001_0100/s0070_climbing_stairs) [TypeScript](src/main/ts/g0001_0100/s0070_climbing_stairs) [Scala](src/main/scala/g0001_0100/s0070_climbing_stairs) [Ruby](src/main/ruby/g0001_0100/s0070_climbing_stairs) [PHP](src/main/php/g0001_0100/s0070_climbing_stairs) [C#](src/main/csharp/g0001_0100/s0070_climbing_stairs) [Go](src/main/go/g0001_0100/s0070_climbing_stairs) [Cpp](src/main/cpp/g0001_0100/s0070_climbing_stairs) [Python](src/main/python/g0001_0100/s0070_climbing_stairs) [Swift](src/main/swift/g0001_0100/s0070_climbing_stairs) [Elixir](src/main/elixir/g0001_0100/s0070_climbing_stairs) [Rust](src/main/rust/g0001_0100/s0070_climbing_stairs) [Dart](src/main/dart/g0001_0100/s0070_climbing_stairs) [C](src/main/c/g0001_0100/s0070_climbing_stairs) [JavaScript](src/main/js/g0001_0100/s0070_climbing_stairs) [Erlang](src/main/erlang/g0001_0100/s0070_climbing_stairs) [Racket](src/main/racket/g0001_0100/s0070_climbing_stairs)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Dynamic_Programming, Math, Memoization, Big_O_Time_O(n)_Space_O(n) | 0 | 100.00\n\n#### Day 11 Dynamic Programming\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0062 |Unique Paths| [Java](src/main/java/g0001_0100/s0062_unique_paths) [Kotlin](src/main/kotlin/g0001_0100/s0062_unique_paths) [TypeScript](src/main/ts/g0001_0100/s0062_unique_paths) [Scala](src/main/scala/g0001_0100/s0062_unique_paths) [Ruby](src/main/ruby/g0001_0100/s0062_unique_paths) [PHP](src/main/php/g0001_0100/s0062_unique_paths) [C#](src/main/csharp/g0001_0100/s0062_unique_paths) [Go](src/main/go/g0001_0100/s0062_unique_paths) [Cpp](src/main/cpp/g0001_0100/s0062_unique_paths) [Python](src/main/python/g0001_0100/s0062_unique_paths) [Swift](src/main/swift/g0001_0100/s0062_unique_paths) [Elixir](src/main/elixir/g0001_0100/s0062_unique_paths) [Rust](src/main/rust/g0001_0100/s0062_unique_paths) [Dart](src/main/dart/g0001_0100/s0062_unique_paths) [C](src/main/c/g0001_0100/s0062_unique_paths) [JavaScript](src/main/js/g0001_0100/s0062_unique_paths) [Erlang](src/main/erlang/g0001_0100/s0062_unique_paths) [Racket](src/main/racket/g0001_0100/s0062_unique_paths)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Dynamic_Programming, Math, Combinatorics, LeetCode_75_DP/Multidimensional, Big_O_Time_O(m\\*n)_Space_O(m\\*n) | 0 | 100.00\n\n#### Day 12 Sliding Window/Two Pointer\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0438 |Find All Anagrams in a String| [Java](src/main/java/g0401_0500/s0438_find_all_anagrams_in_a_string) [Kotlin](src/main/kotlin/g0401_0500/s0438_find_all_anagrams_in_a_string) [TypeScript](src/main/ts/g0401_0500/s0438_find_all_anagrams_in_a_string) [Scala](src/main/scala/g0401_0500/s0438_find_all_anagrams_in_a_string) [Ruby](src/main/ruby/g0401_0500/s0438_find_all_anagrams_in_a_string) [PHP](src/main/php/g0401_0500/s0438_find_all_anagrams_in_a_string) [C#](src/main/csharp/g0401_0500/s0438_find_all_anagrams_in_a_string) [Go](src/main/go/g0401_0500/s0438_find_all_anagrams_in_a_string) [Cpp](src/main/cpp/g0401_0500/s0438_find_all_anagrams_in_a_string) [Python](src/main/python/g0401_0500/s0438_find_all_anagrams_in_a_string) [Swift](src/main/swift/g0401_0500/s0438_find_all_anagrams_in_a_string) [Elixir](src/main/elixir/g0401_0500/s0438_find_all_anagrams_in_a_string) [Rust](src/main/rust/g0401_0500/s0438_find_all_anagrams_in_a_string) [Dart](src/main/dart/g0401_0500/s0438_find_all_anagrams_in_a_string) [C](src/main/c/g0401_0500/s0438_find_all_anagrams_in_a_string) [JavaScript](src/main/js/g0401_0500/s0438_find_all_anagrams_in_a_string) [Erlang](src/main/erlang/g0401_0500/s0438_find_all_anagrams_in_a_string) [Racket](src/main/racket/g0401_0500/s0438_find_all_anagrams_in_a_string)| Medium | Top_100_Liked_Questions, String, Hash_Table, Sliding_Window, Big_O_Time_O(n+m)_Space_O(1) | 3 | 99.83\n\n#### Day 13 Hashmap\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0001 |Two Sum| [Java](src/main/java/g0001_0100/s0001_two_sum) [Kotlin](src/main/kotlin/g0001_0100/s0001_two_sum) [TypeScript](src/main/ts/g0001_0100/s0001_two_sum) [Scala](src/main/scala/g0001_0100/s0001_two_sum) [Ruby](src/main/ruby/g0001_0100/s0001_two_sum) [PHP](src/main/php/g0001_0100/s0001_two_sum) [C#](src/main/csharp/g0001_0100/s0001_two_sum) [Go](src/main/go/g0001_0100/s0001_two_sum) [Cpp](src/main/cpp/g0001_0100/s0001_two_sum) [Python](src/main/python/g0001_0100/s0001_two_sum) [Swift](src/main/swift/g0001_0100/s0001_two_sum) [Elixir](src/main/elixir/g0001_0100/s0001_two_sum) [Rust](src/main/rust/g0001_0100/s0001_two_sum) [Dart](src/main/dart/g0001_0100/s0001_two_sum) [C](src/main/c/g0001_0100/s0001_two_sum) [JavaScript](src/main/js/g0001_0100/s0001_two_sum) [Erlang](src/main/erlang/g0001_0100/s0001_two_sum) [Racket](src/main/racket/g0001_0100/s0001_two_sum)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Array, Hash_Table, Big_O_Time_O(n)_Space_O(n), AI_can_be_used_to_solve_the_task | 2 | 98.90\n\n#### Day 14 Stack\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0394 |Decode String| [Java](src/main/java/g0301_0400/s0394_decode_string) [Kotlin](src/main/kotlin/g0301_0400/s0394_decode_string) [TypeScript](src/main/ts/g0301_0400/s0394_decode_string) [Scala](src/main/scala/g0301_0400/s0394_decode_string) [Ruby](src/main/ruby/g0301_0400/s0394_decode_string) [PHP](src/main/php/g0301_0400/s0394_decode_string) [C#](src/main/csharp/g0301_0400/s0394_decode_string) [Go](src/main/go/g0301_0400/s0394_decode_string) [Cpp](src/main/cpp/g0301_0400/s0394_decode_string) [Python](src/main/python/g0301_0400/s0394_decode_string) [Swift](src/main/swift/g0301_0400/s0394_decode_string) [Elixir](src/main/elixir/g0301_0400/s0394_decode_string) [Rust](src/main/rust/g0301_0400/s0394_decode_string) [Dart](src/main/dart/g0301_0400/s0394_decode_string) [C](src/main/c/g0301_0400/s0394_decode_string) [JavaScript](src/main/js/g0301_0400/s0394_decode_string) [Erlang](src/main/erlang/g0301_0400/s0394_decode_string) [Racket](src/main/racket/g0301_0400/s0394_decode_string)| Medium | Top_100_Liked_Questions, String, Stack, Recursion, LeetCode_75_Stack, Big_O_Time_O(n)_Space_O(n) | 0 | 100.00\n\n#### Day 15 Heap\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n### Level 2\n\n#### Day 1 Implementation/Simulation\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 2 String\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 3 Linked List\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0019 |Remove Nth Node From End of List| [Java](src/main/java/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Kotlin](src/main/kotlin/g0001_0100/s0019_remove_nth_node_from_end_of_list) [TypeScript](src/main/ts/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Scala](src/main/scala/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Ruby](src/main/ruby/g0001_0100/s0019_remove_nth_node_from_end_of_list) [PHP](src/main/php/g0001_0100/s0019_remove_nth_node_from_end_of_list) [C#](src/main/csharp/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Go](src/main/go/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Cpp](src/main/cpp/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Python](src/main/python/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Swift](src/main/swift/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Elixir](src/main/elixir/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Rust](src/main/rust/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Dart](src/main/dart/g0001_0100/s0019_remove_nth_node_from_end_of_list) [C](src/main/c/g0001_0100/s0019_remove_nth_node_from_end_of_list) [JavaScript](src/main/js/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Erlang](src/main/erlang/g0001_0100/s0019_remove_nth_node_from_end_of_list) [Racket](src/main/racket/g0001_0100/s0019_remove_nth_node_from_end_of_list)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Two_Pointers, Linked_List, Big_O_Time_O(L)_Space_O(L) | 0 | 100.00\n| 0234 |Palindrome Linked List| [Java](src/main/java/g0201_0300/s0234_palindrome_linked_list) [Kotlin](src/main/kotlin/g0201_0300/s0234_palindrome_linked_list) [TypeScript](src/main/ts/g0201_0300/s0234_palindrome_linked_list) [Scala](src/main/scala/g0201_0300/s0234_palindrome_linked_list) [Ruby](src/main/ruby/g0201_0300/s0234_palindrome_linked_list) [PHP](src/main/php/g0201_0300/s0234_palindrome_linked_list) [C#](src/main/csharp/g0201_0300/s0234_palindrome_linked_list) [Go](src/main/go/g0201_0300/s0234_palindrome_linked_list) [Cpp](src/main/cpp/g0201_0300/s0234_palindrome_linked_list) [Python](src/main/python/g0201_0300/s0234_palindrome_linked_list) [Swift](src/main/swift/g0201_0300/s0234_palindrome_linked_list) [Elixir](src/main/elixir/g0201_0300/s0234_palindrome_linked_list) [Rust](src/main/rust/g0201_0300/s0234_palindrome_linked_list) [Dart](src/main/dart/g0201_0300/s0234_palindrome_linked_list) [C](src/main/c/g0201_0300/s0234_palindrome_linked_list) [JavaScript](src/main/js/g0201_0300/s0234_palindrome_linked_list) [Erlang](src/main/erlang/g0201_0300/s0234_palindrome_linked_list) [Racket](src/main/racket/g0201_0300/s0234_palindrome_linked_list)| Easy | Top_100_Liked_Questions, Two_Pointers, Stack, Linked_List, Recursion, Big_O_Time_O(n)_Space_O(1) | 4 | 84.46\n\n#### Day 4 Linked List\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0148 |Sort List| [Java](src/main/java/g0101_0200/s0148_sort_list) [Kotlin](src/main/kotlin/g0101_0200/s0148_sort_list) [TypeScript](src/main/ts/g0101_0200/s0148_sort_list) [Scala](src/main/scala/g0101_0200/s0148_sort_list) [Ruby](src/main/ruby/g0101_0200/s0148_sort_list) [PHP](src/main/php/g0101_0200/s0148_sort_list) [C#](src/main/csharp/g0101_0200/s0148_sort_list) [Go](src/main/go/g0101_0200/s0148_sort_list) [Cpp](src/main/cpp/g0101_0200/s0148_sort_list) [Python](src/main/python/g0101_0200/s0148_sort_list) [Swift](src/main/swift/g0101_0200/s0148_sort_list) [Elixir](src/main/elixir/g0101_0200/s0148_sort_list) [Rust](src/main/rust/g0101_0200/s0148_sort_list) [Dart](src/main/dart/g0101_0200/s0148_sort_list) [C](src/main/c/g0101_0200/s0148_sort_list) [JavaScript](src/main/js/g0101_0200/s0148_sort_list) [Erlang](src/main/erlang/g0101_0200/s0148_sort_list) [Racket](src/main/racket/g0101_0200/s0148_sort_list)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Sorting, Two_Pointers, Linked_List, Divide_and_Conquer, Merge_Sort, Big_O_Time_O(log(N))_Space_O(log(N)) | 9 | 93.90\n\n#### Day 5 Greedy\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 6 Tree\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0226 |Invert Binary Tree| [Java](src/main/java/g0201_0300/s0226_invert_binary_tree) [Kotlin](src/main/kotlin/g0201_0300/s0226_invert_binary_tree) [TypeScript](src/main/ts/g0201_0300/s0226_invert_binary_tree) [Scala](src/main/scala/g0201_0300/s0226_invert_binary_tree) [Ruby](src/main/ruby/g0201_0300/s0226_invert_binary_tree) [PHP](src/main/php/g0201_0300/s0226_invert_binary_tree) [C#](src/main/csharp/g0201_0300/s0226_invert_binary_tree) [Go](src/main/go/g0201_0300/s0226_invert_binary_tree) [Cpp](src/main/cpp/g0201_0300/s0226_invert_binary_tree) [Python](src/main/python/g0201_0300/s0226_invert_binary_tree) [Swift](src/main/swift/g0201_0300/s0226_invert_binary_tree) [Elixir](src/main/elixir/g0201_0300/s0226_invert_binary_tree) [Rust](src/main/rust/g0201_0300/s0226_invert_binary_tree) [Dart](src/main/dart/g0201_0300/s0226_invert_binary_tree) [C](src/main/c/g0201_0300/s0226_invert_binary_tree) [JavaScript](src/main/js/g0201_0300/s0226_invert_binary_tree) [Erlang](src/main/erlang/g0201_0300/s0226_invert_binary_tree) [Racket](src/main/racket/g0201_0300/s0226_invert_binary_tree)| Easy | Top_100_Liked_Questions, Depth_First_Search, Breadth_First_Search, Tree, Binary_Tree, Big_O_Time_O(n)_Space_O(n) | 0 | 100.00\n\n#### Day 7 Tree\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0543 |Diameter of Binary Tree| [Java](src/main/java/g0501_0600/s0543_diameter_of_binary_tree) [Kotlin](src/main/kotlin/g0501_0600/s0543_diameter_of_binary_tree) [TypeScript](src/main/ts/g0501_0600/s0543_diameter_of_binary_tree) [Scala](src/main/scala/g0501_0600/s0543_diameter_of_binary_tree) [Ruby](src/main/ruby/g0501_0600/s0543_diameter_of_binary_tree) [PHP](src/main/php/g0501_0600/s0543_diameter_of_binary_tree) [C#](src/main/csharp/g0501_0600/s0543_diameter_of_binary_tree) [Go](src/main/go/g0501_0600/s0543_diameter_of_binary_tree) [Cpp](src/main/cpp/g0501_0600/s0543_diameter_of_binary_tree) [Python](src/main/python/g0501_0600/s0543_diameter_of_binary_tree) [Swift](src/main/swift/g0501_0600/s0543_diameter_of_binary_tree) [Elixir](src/main/elixir/g0501_0600/s0543_diameter_of_binary_tree) [Rust](src/main/rust/g0501_0600/s0543_diameter_of_binary_tree) [Dart](src/main/dart/g0501_0600/s0543_diameter_of_binary_tree) [C](src/main/c/g0501_0600/s0543_diameter_of_binary_tree) [JavaScript](src/main/js/g0501_0600/s0543_diameter_of_binary_tree) [Erlang](src/main/erlang/g0501_0600/s0543_diameter_of_binary_tree) [Racket](src/main/racket/g0501_0600/s0543_diameter_of_binary_tree)| Easy | Top_100_Liked_Questions, Depth_First_Search, Tree, Binary_Tree, Big_O_Time_O(n)_Space_O(n) | 0 | 100.00\n| 0437 |Path Sum III| [Java](src/main/java/g0401_0500/s0437_path_sum_iii) [Kotlin](src/main/kotlin/g0401_0500/s0437_path_sum_iii) [TypeScript](src/main/ts/g0401_0500/s0437_path_sum_iii) [Scala](src/main/scala/g0401_0500/s0437_path_sum_iii) [Ruby](src/main/ruby/g0401_0500/s0437_path_sum_iii) [PHP](src/main/php/g0401_0500/s0437_path_sum_iii) [C#](src/main/csharp/g0401_0500/s0437_path_sum_iii) [Go](src/main/go/g0401_0500/s0437_path_sum_iii) [Cpp](src/main/cpp/g0401_0500/s0437_path_sum_iii) [Python](src/main/python/g0401_0500/s0437_path_sum_iii) [Swift](src/main/swift/g0401_0500/s0437_path_sum_iii) [Elixir](src/main/elixir/g0401_0500/s0437_path_sum_iii) [Rust](src/main/rust/g0401_0500/s0437_path_sum_iii) [Dart](src/main/dart/g0401_0500/s0437_path_sum_iii) [C](src/main/c/g0401_0500/s0437_path_sum_iii) [JavaScript](src/main/js/g0401_0500/s0437_path_sum_iii) [Erlang](src/main/erlang/g0401_0500/s0437_path_sum_iii) [Racket](src/main/racket/g0401_0500/s0437_path_sum_iii)| Medium | Top_100_Liked_Questions, Depth_First_Search, Tree, Binary_Tree, LeetCode_75_Binary_Tree/DFS, Big_O_Time_O(n)_Space_O(n) | 2 | 100.00\n\n#### Day 8 Binary Search\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0074 |Search a 2D Matrix| [Java](src/main/java/g0001_0100/s0074_search_a_2d_matrix) [Kotlin](src/main/kotlin/g0001_0100/s0074_search_a_2d_matrix) [TypeScript](src/main/ts/g0001_0100/s0074_search_a_2d_matrix) [Scala](src/main/scala/g0001_0100/s0074_search_a_2d_matrix) [Ruby](src/main/ruby/g0001_0100/s0074_search_a_2d_matrix) [PHP](src/main/php/g0001_0100/s0074_search_a_2d_matrix) [C#](src/main/csharp/g0001_0100/s0074_search_a_2d_matrix) [Go](src/main/go/g0001_0100/s0074_search_a_2d_matrix) [Cpp](src/main/cpp/g0001_0100/s0074_search_a_2d_matrix) [Python](src/main/python/g0001_0100/s0074_search_a_2d_matrix) [Swift](src/main/swift/g0001_0100/s0074_search_a_2d_matrix) [Elixir](src/main/elixir/g0001_0100/s0074_search_a_2d_matrix) [Rust](src/main/rust/g0001_0100/s0074_search_a_2d_matrix) [Dart](src/main/dart/g0001_0100/s0074_search_a_2d_matrix) [C](src/main/c/g0001_0100/s0074_search_a_2d_matrix) [JavaScript](src/main/js/g0001_0100/s0074_search_a_2d_matrix) [Erlang](src/main/erlang/g0001_0100/s0074_search_a_2d_matrix) [Racket](src/main/racket/g0001_0100/s0074_search_a_2d_matrix)| Medium | Top_100_Liked_Questions, Array, Binary_Search, Matrix, Big_O_Time_O(endRow+endCol)_Space_O(1) | 0 | 100.00\n| 0033 |Search in Rotated Sorted Array| [Java](src/main/java/g0001_0100/s0033_search_in_rotated_sorted_array) [Kotlin](src/main/kotlin/g0001_0100/s0033_search_in_rotated_sorted_array) [TypeScript](src/main/ts/g0001_0100/s0033_search_in_rotated_sorted_array) [Scala](src/main/scala/g0001_0100/s0033_search_in_rotated_sorted_array) [Ruby](src/main/ruby/g0001_0100/s0033_search_in_rotated_sorted_array) [PHP](src/main/php/g0001_0100/s0033_search_in_rotated_sorted_array) [C#](src/main/csharp/g0001_0100/s0033_search_in_rotated_sorted_array) [Go](src/main/go/g0001_0100/s0033_search_in_rotated_sorted_array) [Cpp](src/main/cpp/g0001_0100/s0033_search_in_rotated_sorted_array) [Python](src/main/python/g0001_0100/s0033_search_in_rotated_sorted_array) [Swift](src/main/swift/g0001_0100/s0033_search_in_rotated_sorted_array) [Elixir](src/main/elixir/g0001_0100/s0033_search_in_rotated_sorted_array) [Rust](src/main/rust/g0001_0100/s0033_search_in_rotated_sorted_array) [Dart](src/main/dart/g0001_0100/s0033_search_in_rotated_sorted_array) [C](src/main/c/g0001_0100/s0033_search_in_rotated_sorted_array) [JavaScript](src/main/js/g0001_0100/s0033_search_in_rotated_sorted_array) [Erlang](src/main/erlang/g0001_0100/s0033_search_in_rotated_sorted_array) [Racket](src/main/racket/g0001_0100/s0033_search_in_rotated_sorted_array)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Binary_Search, Big_O_Time_O(log_n)_Space_O(1) | 0 | 100.00\n\n#### Day 9 Binary Search Tree\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0230 |Kth Smallest Element in a BST| [Java](src/main/java/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Kotlin](src/main/kotlin/g0201_0300/s0230_kth_smallest_element_in_a_bst) [TypeScript](src/main/ts/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Scala](src/main/scala/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Ruby](src/main/ruby/g0201_0300/s0230_kth_smallest_element_in_a_bst) [PHP](src/main/php/g0201_0300/s0230_kth_smallest_element_in_a_bst) [C#](src/main/csharp/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Go](src/main/go/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Cpp](src/main/cpp/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Python](src/main/python/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Swift](src/main/swift/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Elixir](src/main/elixir/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Rust](src/main/rust/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Dart](src/main/dart/g0201_0300/s0230_kth_smallest_element_in_a_bst) [C](src/main/c/g0201_0300/s0230_kth_smallest_element_in_a_bst) [JavaScript](src/main/js/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Erlang](src/main/erlang/g0201_0300/s0230_kth_smallest_element_in_a_bst) [Racket](src/main/racket/g0201_0300/s0230_kth_smallest_element_in_a_bst)| Medium | Top_100_Liked_Questions, Depth_First_Search, Tree, Binary_Tree, Binary_Search_Tree, Big_O_Time_O(n)_Space_O(n) | 0 | 100.00\n\n#### Day 10 Graph/BFS/DFS\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 11 Graph/BFS/DFS\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 12 Dynamic Programming\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0198 |House Robber| [Java](src/main/java/g0101_0200/s0198_house_robber) [Kotlin](src/main/kotlin/g0101_0200/s0198_house_robber) [TypeScript](src/main/ts/g0101_0200/s0198_house_robber) [Scala](src/main/scala/g0101_0200/s0198_house_robber) [Ruby](src/main/ruby/g0101_0200/s0198_house_robber) [PHP](src/main/php/g0101_0200/s0198_house_robber) [C#](src/main/csharp/g0101_0200/s0198_house_robber) [Go](src/main/go/g0101_0200/s0198_house_robber) [Cpp](src/main/cpp/g0101_0200/s0198_house_robber) [Python](src/main/python/g0101_0200/s0198_house_robber) [Swift](src/main/swift/g0101_0200/s0198_house_robber) [Elixir](src/main/elixir/g0101_0200/s0198_house_robber) [Rust](src/main/rust/g0101_0200/s0198_house_robber) [Dart](src/main/dart/g0101_0200/s0198_house_robber) [C](src/main/c/g0101_0200/s0198_house_robber) [JavaScript](src/main/js/g0101_0200/s0198_house_robber) [Erlang](src/main/erlang/g0101_0200/s0198_house_robber) [Racket](src/main/racket/g0101_0200/s0198_house_robber)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Dynamic_Programming, LeetCode_75_DP/1D, Big_O_Time_O(n)_Space_O(n) | 0 | 100.00\n| 0322 |Coin Change| [Java](src/main/java/g0301_0400/s0322_coin_change) [Kotlin](src/main/kotlin/g0301_0400/s0322_coin_change) [TypeScript](src/main/ts/g0301_0400/s0322_coin_change) [Scala](src/main/scala/g0301_0400/s0322_coin_change) [Ruby](src/main/ruby/g0301_0400/s0322_coin_change) [PHP](src/main/php/g0301_0400/s0322_coin_change) [C#](src/main/csharp/g0301_0400/s0322_coin_change) [Go](src/main/go/g0301_0400/s0322_coin_change) [Cpp](src/main/cpp/g0301_0400/s0322_coin_change) [Python](src/main/python/g0301_0400/s0322_coin_change) [Swift](src/main/swift/g0301_0400/s0322_coin_change) [Elixir](src/main/elixir/g0301_0400/s0322_coin_change) [Rust](src/main/rust/g0301_0400/s0322_coin_change) [Dart](src/main/dart/g0301_0400/s0322_coin_change) [C](src/main/c/g0301_0400/s0322_coin_change) [JavaScript](src/main/js/g0301_0400/s0322_coin_change) [Erlang](src/main/erlang/g0301_0400/s0322_coin_change) [Racket](src/main/racket/g0301_0400/s0322_coin_change)| Medium | Top_100_Liked_Questions, Array, Dynamic_Programming, Breadth_First_Search, Big_O_Time_O(m\\*n)_Space_O(amount) | 12 | 92.59\n\n#### Day 13 Dynamic Programming\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0416 |Partition Equal Subset Sum| [Java](src/main/java/g0401_0500/s0416_partition_equal_subset_sum) [Kotlin](src/main/kotlin/g0401_0500/s0416_partition_equal_subset_sum) [TypeScript](src/main/ts/g0401_0500/s0416_partition_equal_subset_sum) [Scala](src/main/scala/g0401_0500/s0416_partition_equal_subset_sum) [Ruby](src/main/ruby/g0401_0500/s0416_partition_equal_subset_sum) [PHP](src/main/php/g0401_0500/s0416_partition_equal_subset_sum) [C#](src/main/csharp/g0401_0500/s0416_partition_equal_subset_sum) [Go](src/main/go/g0401_0500/s0416_partition_equal_subset_sum) [Cpp](src/main/cpp/g0401_0500/s0416_partition_equal_subset_sum) [Python](src/main/python/g0401_0500/s0416_partition_equal_subset_sum) [Swift](src/main/swift/g0401_0500/s0416_partition_equal_subset_sum) [Elixir](src/main/elixir/g0401_0500/s0416_partition_equal_subset_sum) [Rust](src/main/rust/g0401_0500/s0416_partition_equal_subset_sum) [Dart](src/main/dart/g0401_0500/s0416_partition_equal_subset_sum) [C](src/main/c/g0401_0500/s0416_partition_equal_subset_sum) [JavaScript](src/main/js/g0401_0500/s0416_partition_equal_subset_sum) [Erlang](src/main/erlang/g0401_0500/s0416_partition_equal_subset_sum) [Racket](src/main/racket/g0401_0500/s0416_partition_equal_subset_sum)| Medium | Top_100_Liked_Questions, Array, Dynamic_Programming, Big_O_Time_O(n\\*sums)_Space_O(n\\*sums) | 5 | 99.88\n| 0152 |Maximum Product Subarray| [Java](src/main/java/g0101_0200/s0152_maximum_product_subarray) [Kotlin](src/main/kotlin/g0101_0200/s0152_maximum_product_subarray) [TypeScript](src/main/ts/g0101_0200/s0152_maximum_product_subarray) [Scala](src/main/scala/g0101_0200/s0152_maximum_product_subarray) [Ruby](src/main/ruby/g0101_0200/s0152_maximum_product_subarray) [PHP](src/main/php/g0101_0200/s0152_maximum_product_subarray) [C#](src/main/csharp/g0101_0200/s0152_maximum_product_subarray) [Go](src/main/go/g0101_0200/s0152_maximum_product_subarray) [Cpp](src/main/cpp/g0101_0200/s0152_maximum_product_subarray) [Python](src/main/python/g0101_0200/s0152_maximum_product_subarray) [Swift](src/main/swift/g0101_0200/s0152_maximum_product_subarray) [Elixir](src/main/elixir/g0101_0200/s0152_maximum_product_subarray) [Rust](src/main/rust/g0101_0200/s0152_maximum_product_subarray) [Dart](src/main/dart/g0101_0200/s0152_maximum_product_subarray) [C](src/main/c/g0101_0200/s0152_maximum_product_subarray) [JavaScript](src/main/js/g0101_0200/s0152_maximum_product_subarray) [Erlang](src/main/erlang/g0101_0200/s0152_maximum_product_subarray) [Racket](src/main/racket/g0101_0200/s0152_maximum_product_subarray)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Dynamic_Programming, Big_O_Time_O(N)_Space_O(1) | 1 | 92.74\n\n#### Day 14 Sliding Window/Two Pointer\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0003 |Longest Substring Without Repeating Characters| [Java](src/main/java/g0001_0100/s0003_longest_substring_without_repeating_characters) [Kotlin](src/main/kotlin/g0001_0100/s0003_longest_substring_without_repeating_characters) [TypeScript](src/main/ts/g0001_0100/s0003_longest_substring_without_repeating_characters) [Scala](src/main/scala/g0001_0100/s0003_longest_substring_without_repeating_characters) [Ruby](src/main/ruby/g0001_0100/s0003_longest_substring_without_repeating_characters) [PHP](src/main/php/g0001_0100/s0003_longest_substring_without_repeating_characters) [C#](src/main/csharp/g0001_0100/s0003_longest_substring_without_repeating_characters) [Go](src/main/go/g0001_0100/s0003_longest_substring_without_repeating_characters) [Cpp](src/main/cpp/g0001_0100/s0003_longest_substring_without_repeating_characters) [Python](src/main/python/g0001_0100/s0003_longest_substring_without_repeating_characters) [Swift](src/main/swift/g0001_0100/s0003_longest_substring_without_repeating_characters) [Elixir](src/main/elixir/g0001_0100/s0003_longest_substring_without_repeating_characters) [Rust](src/main/rust/g0001_0100/s0003_longest_substring_without_repeating_characters) [Dart](src/main/dart/g0001_0100/s0003_longest_substring_without_repeating_characters) [C](src/main/c/g0001_0100/s0003_longest_substring_without_repeating_characters) [JavaScript](src/main/js/g0001_0100/s0003_longest_substring_without_repeating_characters) [Erlang](src/main/erlang/g0001_0100/s0003_longest_substring_without_repeating_characters) [Racket](src/main/racket/g0001_0100/s0003_longest_substring_without_repeating_characters)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, String, Hash_Table, Sliding_Window, Big_O_Time_O(n)_Space_O(1), AI_can_be_used_to_solve_the_task | 2 | 98.59\n| 0076 |Minimum Window Substring| [Java](src/main/java/g0001_0100/s0076_minimum_window_substring) [Kotlin](src/main/kotlin/g0001_0100/s0076_minimum_window_substring) [TypeScript](src/main/ts/g0001_0100/s0076_minimum_window_substring) [Scala](src/main/scala/g0001_0100/s0076_minimum_window_substring) [Ruby](src/main/ruby/g0001_0100/s0076_minimum_window_substring) [PHP](src/main/php/g0001_0100/s0076_minimum_window_substring) [C#](src/main/csharp/g0001_0100/s0076_minimum_window_substring) [Go](src/main/go/g0001_0100/s0076_minimum_window_substring) [Cpp](src/main/cpp/g0001_0100/s0076_minimum_window_substring) [Python](src/main/python/g0001_0100/s0076_minimum_window_substring) [Swift](src/main/swift/g0001_0100/s0076_minimum_window_substring) [Elixir](src/main/elixir/g0001_0100/s0076_minimum_window_substring) [Rust](src/main/rust/g0001_0100/s0076_minimum_window_substring) [Dart](src/main/dart/g0001_0100/s0076_minimum_window_substring) [C](src/main/c/g0001_0100/s0076_minimum_window_substring) [JavaScript](src/main/js/g0001_0100/s0076_minimum_window_substring) [Erlang](src/main/erlang/g0001_0100/s0076_minimum_window_substring) [Racket](src/main/racket/g0001_0100/s0076_minimum_window_substring)| Hard | Top_100_Liked_Questions, Top_Interview_Questions, String, Hash_Table, Sliding_Window, Big_O_Time_O(s.length())_Space_O(1) | 2 | 99.83\n\n#### Day 15 Tree\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0101 |Symmetric Tree| [Java](src/main/java/g0101_0200/s0101_symmetric_tree) [Kotlin](src/main/kotlin/g0101_0200/s0101_symmetric_tree) [TypeScript](src/main/ts/g0101_0200/s0101_symmetric_tree) [Scala](src/main/scala/g0101_0200/s0101_symmetric_tree) [Ruby](src/main/ruby/g0101_0200/s0101_symmetric_tree) [PHP](src/main/php/g0101_0200/s0101_symmetric_tree) [C#](src/main/csharp/g0101_0200/s0101_symmetric_tree) [Go](src/main/go/g0101_0200/s0101_symmetric_tree) [Cpp](src/main/cpp/g0101_0200/s0101_symmetric_tree) [Python](src/main/python/g0101_0200/s0101_symmetric_tree) [Swift](src/main/swift/g0101_0200/s0101_symmetric_tree) [Elixir](src/main/elixir/g0101_0200/s0101_symmetric_tree) [Rust](src/main/rust/g0101_0200/s0101_symmetric_tree) [Dart](src/main/dart/g0101_0200/s0101_symmetric_tree) [C](src/main/c/g0101_0200/s0101_symmetric_tree) [JavaScript](src/main/js/g0101_0200/s0101_symmetric_tree) [Erlang](src/main/erlang/g0101_0200/s0101_symmetric_tree) [Racket](src/main/racket/g0101_0200/s0101_symmetric_tree)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Depth_First_Search, Breadth_First_Search, Tree, Binary_Tree, Big_O_Time_O(N)_Space_O(log(N)) | 0 | 100.00\n\n#### Day 16 Design\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0155 |Min Stack| [Java](src/main/java/g0101_0200/s0155_min_stack) [Kotlin](src/main/kotlin/g0101_0200/s0155_min_stack) [TypeScript](src/main/ts/g0101_0200/s0155_min_stack) [Scala](src/main/scala/g0101_0200/s0155_min_stack) [Ruby](src/main/ruby/g0101_0200/s0155_min_stack) [PHP](src/main/php/g0101_0200/s0155_min_stack) [C#](src/main/csharp/g0101_0200/s0155_min_stack) [Go](src/main/go/g0101_0200/s0155_min_stack) [Cpp](src/main/cpp/g0101_0200/s0155_min_stack) [Python](src/main/python/g0101_0200/s0155_min_stack) [Swift](src/main/swift/g0101_0200/s0155_min_stack) [Elixir](src/main/elixir/g0101_0200/s0155_min_stack) [Rust](src/main/rust/g0101_0200/s0155_min_stack) [Dart](src/main/dart/g0101_0200/s0155_min_stack) [C](src/main/c/g0101_0200/s0155_min_stack) [JavaScript](src/main/js/g0101_0200/s0155_min_stack) [Erlang](src/main/erlang/g0101_0200/s0155_min_stack) [Racket](src/main/racket/g0101_0200/s0155_min_stack)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Stack, Design, Big_O_Time_O(1)_Space_O(N) | 4 | 96.54\n| 0208 |Implement Trie (Prefix Tree)| [Java](src/main/java/g0201_0300/s0208_implement_trie_prefix_tree) [Kotlin](src/main/kotlin/g0201_0300/s0208_implement_trie_prefix_tree) [TypeScript](src/main/ts/g0201_0300/s0208_implement_trie_prefix_tree) [Scala](src/main/scala/g0201_0300/s0208_implement_trie_prefix_tree) [Ruby](src/main/ruby/g0201_0300/s0208_implement_trie_prefix_tree) [PHP](src/main/php/g0201_0300/s0208_implement_trie_prefix_tree) [C#](src/main/csharp/g0201_0300/s0208_implement_trie_prefix_tree) [Go](src/main/go/g0201_0300/s0208_implement_trie_prefix_tree) [Cpp](src/main/cpp/g0201_0300/s0208_implement_trie_prefix_tree) [Python](src/main/python/g0201_0300/s0208_implement_trie_prefix_tree) [Swift](src/main/swift/g0201_0300/s0208_implement_trie_prefix_tree) [Elixir](src/main/elixir/g0201_0300/s0208_implement_trie_prefix_tree) [Rust](src/main/rust/g0201_0300/s0208_implement_trie_prefix_tree) [Dart](src/main/dart/g0201_0300/s0208_implement_trie_prefix_tree) [C](src/main/c/g0201_0300/s0208_implement_trie_prefix_tree) [JavaScript](src/main/js/g0201_0300/s0208_implement_trie_prefix_tree) [Erlang](src/main/erlang/g0201_0300/s0208_implement_trie_prefix_tree) [Racket](src/main/racket/g0201_0300/s0208_implement_trie_prefix_tree)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, String, Hash_Table, Design, Trie, LeetCode_75_Trie, Big_O_Time_O(word.length())_or_O(prefix.length())_Space_O(N) | 32 | 95.05\n\n#### Day 17 Interval\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0056 |Merge Intervals| [Java](src/main/java/g0001_0100/s0056_merge_intervals) [Kotlin](src/main/kotlin/g0001_0100/s0056_merge_intervals) [TypeScript](src/main/ts/g0001_0100/s0056_merge_intervals) [Scala](src/main/scala/g0001_0100/s0056_merge_intervals) [Ruby](src/main/ruby/g0001_0100/s0056_merge_intervals) [PHP](src/main/php/g0001_0100/s0056_merge_intervals) [C#](src/main/csharp/g0001_0100/s0056_merge_intervals) [Go](src/main/go/g0001_0100/s0056_merge_intervals) [Cpp](src/main/cpp/g0001_0100/s0056_merge_intervals) [Python](src/main/python/g0001_0100/s0056_merge_intervals) [Swift](src/main/swift/g0001_0100/s0056_merge_intervals) [Elixir](src/main/elixir/g0001_0100/s0056_merge_intervals) [Rust](src/main/rust/g0001_0100/s0056_merge_intervals) [Dart](src/main/dart/g0001_0100/s0056_merge_intervals) [C](src/main/c/g0001_0100/s0056_merge_intervals) [JavaScript](src/main/js/g0001_0100/s0056_merge_intervals) [Erlang](src/main/erlang/g0001_0100/s0056_merge_intervals) [Racket](src/main/racket/g0001_0100/s0056_merge_intervals)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Sorting, Big_O_Time_O(n_log_n)_Space_O(n) | 7 | 98.37\n\n#### Day 18 Stack\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 19 Union Find\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Day 20 Brute Force/Backtracking\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0039 |Combination Sum| [Java](src/main/java/g0001_0100/s0039_combination_sum) [Kotlin](src/main/kotlin/g0001_0100/s0039_combination_sum) [TypeScript](src/main/ts/g0001_0100/s0039_combination_sum) [Scala](src/main/scala/g0001_0100/s0039_combination_sum) [Ruby](src/main/ruby/g0001_0100/s0039_combination_sum) [PHP](src/main/php/g0001_0100/s0039_combination_sum) [C#](src/main/csharp/g0001_0100/s0039_combination_sum) [Go](src/main/go/g0001_0100/s0039_combination_sum) [Cpp](src/main/cpp/g0001_0100/s0039_combination_sum) [Python](src/main/python/g0001_0100/s0039_combination_sum) [Swift](src/main/swift/g0001_0100/s0039_combination_sum) [Elixir](src/main/elixir/g0001_0100/s0039_combination_sum) [Rust](src/main/rust/g0001_0100/s0039_combination_sum) [Dart](src/main/dart/g0001_0100/s0039_combination_sum) [C](src/main/c/g0001_0100/s0039_combination_sum) [JavaScript](src/main/js/g0001_0100/s0039_combination_sum) [Erlang](src/main/erlang/g0001_0100/s0039_combination_sum) [Racket](src/main/racket/g0001_0100/s0039_combination_sum)| Medium | Top_100_Liked_Questions, Array, Backtracking, Big_O_Time_O(2^n)_Space_O(n+2^n) | 1 | 99.99\n| 0046 |Permutations| [Java](src/main/java/g0001_0100/s0046_permutations) [Kotlin](src/main/kotlin/g0001_0100/s0046_permutations) [TypeScript](src/main/ts/g0001_0100/s0046_permutations) [Scala](src/main/scala/g0001_0100/s0046_permutations) [Ruby](src/main/ruby/g0001_0100/s0046_permutations) [PHP](src/main/php/g0001_0100/s0046_permutations) [C#](src/main/csharp/g0001_0100/s0046_permutations) [Go](src/main/go/g0001_0100/s0046_permutations) [Cpp](src/main/cpp/g0001_0100/s0046_permutations) [Python](src/main/python/g0001_0100/s0046_permutations) [Swift](src/main/swift/g0001_0100/s0046_permutations) [Elixir](src/main/elixir/g0001_0100/s0046_permutations) [Rust](src/main/rust/g0001_0100/s0046_permutations) [Dart](src/main/dart/g0001_0100/s0046_permutations) [C](src/main/c/g0001_0100/s0046_permutations) [JavaScript](src/main/js/g0001_0100/s0046_permutations) [Erlang](src/main/erlang/g0001_0100/s0046_permutations) [Racket](src/main/racket/g0001_0100/s0046_permutations)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Backtracking, Big_O_Time_O(n\\*n!)_Space_O(n+n!) | 1 | 94.08\n\n### Udemy\n\n#### Udemy Integers\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0136 |Single Number| [Java](src/main/java/g0101_0200/s0136_single_number) [Kotlin](src/main/kotlin/g0101_0200/s0136_single_number) [TypeScript](src/main/ts/g0101_0200/s0136_single_number) [Scala](src/main/scala/g0101_0200/s0136_single_number) [Ruby](src/main/ruby/g0101_0200/s0136_single_number) [PHP](src/main/php/g0101_0200/s0136_single_number) [C#](src/main/csharp/g0101_0200/s0136_single_number) [Go](src/main/go/g0101_0200/s0136_single_number) [Cpp](src/main/cpp/g0101_0200/s0136_single_number) [Python](src/main/python/g0101_0200/s0136_single_number) [Swift](src/main/swift/g0101_0200/s0136_single_number) [Elixir](src/main/elixir/g0101_0200/s0136_single_number) [Rust](src/main/rust/g0101_0200/s0136_single_number) [Dart](src/main/dart/g0101_0200/s0136_single_number) [C](src/main/c/g0101_0200/s0136_single_number) [JavaScript](src/main/js/g0101_0200/s0136_single_number) [Erlang](src/main/erlang/g0101_0200/s0136_single_number) [Racket](src/main/racket/g0101_0200/s0136_single_number)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Array, Bit_Manipulation, LeetCode_75_Bit_Manipulation, Big_O_Time_O(N)_Space_O(1) | 1 | 99.86\n| 0007 |Reverse Integer| [Java](src/main/java/g0001_0100/s0007_reverse_integer) [Kotlin](src/main/kotlin/g0001_0100/s0007_reverse_integer) [TypeScript](src/main/ts/g0001_0100/s0007_reverse_integer) [Scala](src/main/scala/g0001_0100/s0007_reverse_integer) [Ruby](src/main/ruby/g0001_0100/s0007_reverse_integer) [PHP](src/main/php/g0001_0100/s0007_reverse_integer) [C#](src/main/csharp/g0001_0100/s0007_reverse_integer) [Go](src/main/go/g0001_0100/s0007_reverse_integer) [Cpp](src/main/cpp/g0001_0100/s0007_reverse_integer) [Python](src/main/python/g0001_0100/s0007_reverse_integer) [Swift](src/main/swift/g0001_0100/s0007_reverse_integer) [Elixir](src/main/elixir/g0001_0100/s0007_reverse_integer) [Rust](src/main/rust/g0001_0100/s0007_reverse_integer) [Dart](src/main/dart/g0001_0100/s0007_reverse_integer) [C](src/main/c/g0001_0100/s0007_reverse_integer) [JavaScript](src/main/js/g0001_0100/s0007_reverse_integer) [Erlang](src/main/erlang/g0001_0100/s0007_reverse_integer) [Racket](src/main/racket/g0001_0100/s0007_reverse_integer)| Medium | Top_Interview_Questions, Math, Big_O_Time_O(log10(x))_Space_O(1) | 0 | 100.00\n| 0009 |Palindrome Number| [Java](src/main/java/g0001_0100/s0009_palindrome_number) [Kotlin](src/main/kotlin/g0001_0100/s0009_palindrome_number) [TypeScript](src/main/ts/g0001_0100/s0009_palindrome_number) [Scala](src/main/scala/g0001_0100/s0009_palindrome_number) [Ruby](src/main/ruby/g0001_0100/s0009_palindrome_number) [PHP](src/main/php/g0001_0100/s0009_palindrome_number) [C#](src/main/csharp/g0001_0100/s0009_palindrome_number) [Go](src/main/go/g0001_0100/s0009_palindrome_number) [Cpp](src/main/cpp/g0001_0100/s0009_palindrome_number) [Python](src/main/python/g0001_0100/s0009_palindrome_number) [Swift](src/main/swift/g0001_0100/s0009_palindrome_number) [Elixir](src/main/elixir/g0001_0100/s0009_palindrome_number) [Rust](src/main/rust/g0001_0100/s0009_palindrome_number) [Dart](src/main/dart/g0001_0100/s0009_palindrome_number) [C](src/main/c/g0001_0100/s0009_palindrome_number) [JavaScript](src/main/js/g0001_0100/s0009_palindrome_number) [Erlang](src/main/erlang/g0001_0100/s0009_palindrome_number) [Racket](src/main/racket/g0001_0100/s0009_palindrome_number)| Easy | Math, Big_O_Time_O(log10(x))_Space_O(1) | 4 | 100.00\n\n#### Udemy Strings\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0003 |Longest Substring Without Repeating Characters| [Java](src/main/java/g0001_0100/s0003_longest_substring_without_repeating_characters) [Kotlin](src/main/kotlin/g0001_0100/s0003_longest_substring_without_repeating_characters) [TypeScript](src/main/ts/g0001_0100/s0003_longest_substring_without_repeating_characters) [Scala](src/main/scala/g0001_0100/s0003_longest_substring_without_repeating_characters) [Ruby](src/main/ruby/g0001_0100/s0003_longest_substring_without_repeating_characters) [PHP](src/main/php/g0001_0100/s0003_longest_substring_without_repeating_characters) [C#](src/main/csharp/g0001_0100/s0003_longest_substring_without_repeating_characters) [Go](src/main/go/g0001_0100/s0003_longest_substring_without_repeating_characters) [Cpp](src/main/cpp/g0001_0100/s0003_longest_substring_without_repeating_characters) [Python](src/main/python/g0001_0100/s0003_longest_substring_without_repeating_characters) [Swift](src/main/swift/g0001_0100/s0003_longest_substring_without_repeating_characters) [Elixir](src/main/elixir/g0001_0100/s0003_longest_substring_without_repeating_characters) [Rust](src/main/rust/g0001_0100/s0003_longest_substring_without_repeating_characters) [Dart](src/main/dart/g0001_0100/s0003_longest_substring_without_repeating_characters) [C](src/main/c/g0001_0100/s0003_longest_substring_without_repeating_characters) [JavaScript](src/main/js/g0001_0100/s0003_longest_substring_without_repeating_characters) [Erlang](src/main/erlang/g0001_0100/s0003_longest_substring_without_repeating_characters) [Racket](src/main/racket/g0001_0100/s0003_longest_substring_without_repeating_characters)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, String, Hash_Table, Sliding_Window, Big_O_Time_O(n)_Space_O(1), AI_can_be_used_to_solve_the_task | 2 | 98.59\n| 0020 |Valid Parentheses| [Java](src/main/java/g0001_0100/s0020_valid_parentheses) [Kotlin](src/main/kotlin/g0001_0100/s0020_valid_parentheses) [TypeScript](src/main/ts/g0001_0100/s0020_valid_parentheses) [Scala](src/main/scala/g0001_0100/s0020_valid_parentheses) [Ruby](src/main/ruby/g0001_0100/s0020_valid_parentheses) [PHP](src/main/php/g0001_0100/s0020_valid_parentheses) [C#](src/main/csharp/g0001_0100/s0020_valid_parentheses) [Go](src/main/go/g0001_0100/s0020_valid_parentheses) [Cpp](src/main/cpp/g0001_0100/s0020_valid_parentheses) [Python](src/main/python/g0001_0100/s0020_valid_parentheses) [Swift](src/main/swift/g0001_0100/s0020_valid_parentheses) [Elixir](src/main/elixir/g0001_0100/s0020_valid_parentheses) [Rust](src/main/rust/g0001_0100/s0020_valid_parentheses) [Dart](src/main/dart/g0001_0100/s0020_valid_parentheses) [C](src/main/c/g0001_0100/s0020_valid_parentheses) [JavaScript](src/main/js/g0001_0100/s0020_valid_parentheses) [Erlang](src/main/erlang/g0001_0100/s0020_valid_parentheses) [Racket](src/main/racket/g0001_0100/s0020_valid_parentheses)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, String, Stack, Big_O_Time_O(n)_Space_O(n) | 2 | 97.19\n| 0005 |Longest Palindromic Substring| [Java](src/main/java/g0001_0100/s0005_longest_palindromic_substring) [Kotlin](src/main/kotlin/g0001_0100/s0005_longest_palindromic_substring) [TypeScript](src/main/ts/g0001_0100/s0005_longest_palindromic_substring) [Scala](src/main/scala/g0001_0100/s0005_longest_palindromic_substring) [Ruby](src/main/ruby/g0001_0100/s0005_longest_palindromic_substring) [PHP](src/main/php/g0001_0100/s0005_longest_palindromic_substring) [C#](src/main/csharp/g0001_0100/s0005_longest_palindromic_substring) [Go](src/main/go/g0001_0100/s0005_longest_palindromic_substring) [Cpp](src/main/cpp/g0001_0100/s0005_longest_palindromic_substring) [Python](src/main/python/g0001_0100/s0005_longest_palindromic_substring) [Swift](src/main/swift/g0001_0100/s0005_longest_palindromic_substring) [Elixir](src/main/elixir/g0001_0100/s0005_longest_palindromic_substring) [Rust](src/main/rust/g0001_0100/s0005_longest_palindromic_substring) [Dart](src/main/dart/g0001_0100/s0005_longest_palindromic_substring) [C](src/main/c/g0001_0100/s0005_longest_palindromic_substring) [JavaScript](src/main/js/g0001_0100/s0005_longest_palindromic_substring) [Erlang](src/main/erlang/g0001_0100/s0005_longest_palindromic_substring) [Racket](src/main/racket/g0001_0100/s0005_longest_palindromic_substring)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, String, Dynamic_Programming, Big_O_Time_O(n)_Space_O(n) | 7 | 97.82\n| 0394 |Decode String| [Java](src/main/java/g0301_0400/s0394_decode_string) [Kotlin](src/main/kotlin/g0301_0400/s0394_decode_string) [TypeScript](src/main/ts/g0301_0400/s0394_decode_string) [Scala](src/main/scala/g0301_0400/s0394_decode_string) [Ruby](src/main/ruby/g0301_0400/s0394_decode_string) [PHP](src/main/php/g0301_0400/s0394_decode_string) [C#](src/main/csharp/g0301_0400/s0394_decode_string) [Go](src/main/go/g0301_0400/s0394_decode_string) [Cpp](src/main/cpp/g0301_0400/s0394_decode_string) [Python](src/main/python/g0301_0400/s0394_decode_string) [Swift](src/main/swift/g0301_0400/s0394_decode_string) [Elixir](src/main/elixir/g0301_0400/s0394_decode_string) [Rust](src/main/rust/g0301_0400/s0394_decode_string) [Dart](src/main/dart/g0301_0400/s0394_decode_string) [C](src/main/c/g0301_0400/s0394_decode_string) [JavaScript](src/main/js/g0301_0400/s0394_decode_string) [Erlang](src/main/erlang/g0301_0400/s0394_decode_string) [Racket](src/main/racket/g0301_0400/s0394_decode_string)| Medium | Top_100_Liked_Questions, String, Stack, Recursion, LeetCode_75_Stack, Big_O_Time_O(n)_Space_O(n) | 0 | 100.00\n| 0049 |Group Anagrams| [Java](src/main/java/g0001_0100/s0049_group_anagrams) [Kotlin](src/main/kotlin/g0001_0100/s0049_group_anagrams) [TypeScript](src/main/ts/g0001_0100/s0049_group_anagrams) [Scala](src/main/scala/g0001_0100/s0049_group_anagrams) [Ruby](src/main/ruby/g0001_0100/s0049_group_anagrams) [PHP](src/main/php/g0001_0100/s0049_group_anagrams) [C#](src/main/csharp/g0001_0100/s0049_group_anagrams) [Go](src/main/go/g0001_0100/s0049_group_anagrams) [Cpp](src/main/cpp/g0001_0100/s0049_group_anagrams) [Python](src/main/python/g0001_0100/s0049_group_anagrams) [Swift](src/main/swift/g0001_0100/s0049_group_anagrams) [Elixir](src/main/elixir/g0001_0100/s0049_group_anagrams) [Rust](src/main/rust/g0001_0100/s0049_group_anagrams) [Dart](src/main/dart/g0001_0100/s0049_group_anagrams) [C](src/main/c/g0001_0100/s0049_group_anagrams) [JavaScript](src/main/js/g0001_0100/s0049_group_anagrams) [Erlang](src/main/erlang/g0001_0100/s0049_group_anagrams) [Racket](src/main/racket/g0001_0100/s0049_group_anagrams)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, String, Hash_Table, Sorting, Big_O_Time_O(n\\*k_log_k)_Space_O(n) | 6 | 97.61\n\n#### Udemy Binary Search\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0033 |Search in Rotated Sorted Array| [Java](src/main/java/g0001_0100/s0033_search_in_rotated_sorted_array) [Kotlin](src/main/kotlin/g0001_0100/s0033_search_in_rotated_sorted_array) [TypeScript](src/main/ts/g0001_0100/s0033_search_in_rotated_sorted_array) [Scala](src/main/scala/g0001_0100/s0033_search_in_rotated_sorted_array) [Ruby](src/main/ruby/g0001_0100/s0033_search_in_rotated_sorted_array) [PHP](src/main/php/g0001_0100/s0033_search_in_rotated_sorted_array) [C#](src/main/csharp/g0001_0100/s0033_search_in_rotated_sorted_array) [Go](src/main/go/g0001_0100/s0033_search_in_rotated_sorted_array) [Cpp](src/main/cpp/g0001_0100/s0033_search_in_rotated_sorted_array) [Python](src/main/python/g0001_0100/s0033_search_in_rotated_sorted_array) [Swift](src/main/swift/g0001_0100/s0033_search_in_rotated_sorted_array) [Elixir](src/main/elixir/g0001_0100/s0033_search_in_rotated_sorted_array) [Rust](src/main/rust/g0001_0100/s0033_search_in_rotated_sorted_array) [Dart](src/main/dart/g0001_0100/s0033_search_in_rotated_sorted_array) [C](src/main/c/g0001_0100/s0033_search_in_rotated_sorted_array) [JavaScript](src/main/js/g0001_0100/s0033_search_in_rotated_sorted_array) [Erlang](src/main/erlang/g0001_0100/s0033_search_in_rotated_sorted_array) [Racket](src/main/racket/g0001_0100/s0033_search_in_rotated_sorted_array)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Binary_Search, Big_O_Time_O(log_n)_Space_O(1) | 0 | 100.00\n| 0153 |Find Minimum in Rotated Sorted Array| [Java](src/main/java/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Kotlin](src/main/kotlin/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [TypeScript](src/main/ts/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Scala](src/main/scala/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Ruby](src/main/ruby/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [PHP](src/main/php/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [C#](src/main/csharp/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Go](src/main/go/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Cpp](src/main/cpp/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Python](src/main/python/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Swift](src/main/swift/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Elixir](src/main/elixir/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Rust](src/main/rust/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Dart](src/main/dart/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [C](src/main/c/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [JavaScript](src/main/js/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Erlang](src/main/erlang/g0101_0200/s0153_find_minimum_in_rotated_sorted_array) [Racket](src/main/racket/g0101_0200/s0153_find_minimum_in_rotated_sorted_array)| Medium | Top_100_Liked_Questions, Array, Binary_Search, Big_O_Time_O(log_N)_Space_O(log_N) | 0 | 100.00\n\n#### Udemy Arrays\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0121 |Best Time to Buy and Sell Stock| [Java](src/main/java/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Kotlin](src/main/kotlin/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [TypeScript](src/main/ts/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Scala](src/main/scala/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Ruby](src/main/ruby/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [PHP](src/main/php/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [C#](src/main/csharp/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Go](src/main/go/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Cpp](src/main/cpp/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Python](src/main/python/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Swift](src/main/swift/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Elixir](src/main/elixir/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Rust](src/main/rust/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Dart](src/main/dart/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [C](src/main/c/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [JavaScript](src/main/js/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Erlang](src/main/erlang/g0101_0200/s0121_best_time_to_buy_and_sell_stock) [Racket](src/main/racket/g0101_0200/s0121_best_time_to_buy_and_sell_stock)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Array, Dynamic_Programming, Big_O_Time_O(N)_Space_O(1) | 1 | 99.78\n| 0283 |Move Zeroes| [Java](src/main/java/g0201_0300/s0283_move_zeroes) [Kotlin](src/main/kotlin/g0201_0300/s0283_move_zeroes) [TypeScript](src/main/ts/g0201_0300/s0283_move_zeroes) [Scala](src/main/scala/g0201_0300/s0283_move_zeroes) [Ruby](src/main/ruby/g0201_0300/s0283_move_zeroes) [PHP](src/main/php/g0201_0300/s0283_move_zeroes) [C#](src/main/csharp/g0201_0300/s0283_move_zeroes) [Go](src/main/go/g0201_0300/s0283_move_zeroes) [Cpp](src/main/cpp/g0201_0300/s0283_move_zeroes) [Python](src/main/python/g0201_0300/s0283_move_zeroes) [Swift](src/main/swift/g0201_0300/s0283_move_zeroes) [Elixir](src/main/elixir/g0201_0300/s0283_move_zeroes) [Rust](src/main/rust/g0201_0300/s0283_move_zeroes) [Dart](src/main/dart/g0201_0300/s0283_move_zeroes) [C](src/main/c/g0201_0300/s0283_move_zeroes) [JavaScript](src/main/js/g0201_0300/s0283_move_zeroes) [Erlang](src/main/erlang/g0201_0300/s0283_move_zeroes) [Racket](src/main/racket/g0201_0300/s0283_move_zeroes)| Easy | Top_100_Liked_Questions, Array, Two_Pointers, LeetCode_75_Two_Pointers, Big_O_Time_O(n)_Space_O(1) | 2 | 83.99\n| 0001 |Two Sum| [Java](src/main/java/g0001_0100/s0001_two_sum) [Kotlin](src/main/kotlin/g0001_0100/s0001_two_sum) [TypeScript](src/main/ts/g0001_0100/s0001_two_sum) [Scala](src/main/scala/g0001_0100/s0001_two_sum) [Ruby](src/main/ruby/g0001_0100/s0001_two_sum) [PHP](src/main/php/g0001_0100/s0001_two_sum) [C#](src/main/csharp/g0001_0100/s0001_two_sum) [Go](src/main/go/g0001_0100/s0001_two_sum) [Cpp](src/main/cpp/g0001_0100/s0001_two_sum) [Python](src/main/python/g0001_0100/s0001_two_sum) [Swift](src/main/swift/g0001_0100/s0001_two_sum) [Elixir](src/main/elixir/g0001_0100/s0001_two_sum) [Rust](src/main/rust/g0001_0100/s0001_two_sum) [Dart](src/main/dart/g0001_0100/s0001_two_sum) [C](src/main/c/g0001_0100/s0001_two_sum) [JavaScript](src/main/js/g0001_0100/s0001_two_sum) [Erlang](src/main/erlang/g0001_0100/s0001_two_sum) [Racket](src/main/racket/g0001_0100/s0001_two_sum)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Array, Hash_Table, Big_O_Time_O(n)_Space_O(n), AI_can_be_used_to_solve_the_task | 2 | 98.90\n| 0189 |Rotate Array| [Java](src/main/java/g0101_0200/s0189_rotate_array) [Kotlin](src/main/kotlin/g0101_0200/s0189_rotate_array) [TypeScript](src/main/ts/g0101_0200/s0189_rotate_array) [Scala](src/main/scala/g0101_0200/s0189_rotate_array) [Ruby](src/main/ruby/g0101_0200/s0189_rotate_array) [PHP](src/main/php/g0101_0200/s0189_rotate_array) [C#](src/main/csharp/g0101_0200/s0189_rotate_array) [Go](src/main/go/g0101_0200/s0189_rotate_array) [Cpp](src/main/cpp/g0101_0200/s0189_rotate_array) [Python](src/main/python/g0101_0200/s0189_rotate_array) [Swift](src/main/swift/g0101_0200/s0189_rotate_array) [Elixir](src/main/elixir/g0101_0200/s0189_rotate_array) [Rust](src/main/rust/g0101_0200/s0189_rotate_array) [Dart](src/main/dart/g0101_0200/s0189_rotate_array) [C](src/main/c/g0101_0200/s0189_rotate_array) [JavaScript](src/main/js/g0101_0200/s0189_rotate_array) [Erlang](src/main/erlang/g0101_0200/s0189_rotate_array) [Racket](src/main/racket/g0101_0200/s0189_rotate_array)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Math, Two_Pointers, Big_O_Time_O(n)_Space_O(1) | 0 | 100.00\n| 0055 |Jump Game| [Java](src/main/java/g0001_0100/s0055_jump_game) [Kotlin](src/main/kotlin/g0001_0100/s0055_jump_game) [TypeScript](src/main/ts/g0001_0100/s0055_jump_game) [Scala](src/main/scala/g0001_0100/s0055_jump_game) [Ruby](src/main/ruby/g0001_0100/s0055_jump_game) [PHP](src/main/php/g0001_0100/s0055_jump_game) [C#](src/main/csharp/g0001_0100/s0055_jump_game) [Go](src/main/go/g0001_0100/s0055_jump_game) [Cpp](src/main/cpp/g0001_0100/s0055_jump_game) [Python](src/main/python/g0001_0100/s0055_jump_game) [Swift](src/main/swift/g0001_0100/s0055_jump_game) [Elixir](src/main/elixir/g0001_0100/s0055_jump_game) [Rust](src/main/rust/g0001_0100/s0055_jump_game) [Dart](src/main/dart/g0001_0100/s0055_jump_game) [C](src/main/c/g0001_0100/s0055_jump_game) [JavaScript](src/main/js/g0001_0100/s0055_jump_game) [Erlang](src/main/erlang/g0001_0100/s0055_jump_game) [Racket](src/main/racket/g0001_0100/s0055_jump_game)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Dynamic_Programming, Greedy, Big_O_Time_O(n)_Space_O(1) | 1 | 100.00\n| 0075 |Sort Colors| [Java](src/main/java/g0001_0100/s0075_sort_colors) [Kotlin](src/main/kotlin/g0001_0100/s0075_sort_colors) [TypeScript](src/main/ts/g0001_0100/s0075_sort_colors) [Scala](src/main/scala/g0001_0100/s0075_sort_colors) [Ruby](src/main/ruby/g0001_0100/s0075_sort_colors) [PHP](src/main/php/g0001_0100/s0075_sort_colors) [C#](src/main/csharp/g0001_0100/s0075_sort_colors) [Go](src/main/go/g0001_0100/s0075_sort_colors) [Cpp](src/main/cpp/g0001_0100/s0075_sort_colors) [Python](src/main/python/g0001_0100/s0075_sort_colors) [Swift](src/main/swift/g0001_0100/s0075_sort_colors) [Elixir](src/main/elixir/g0001_0100/s0075_sort_colors) [Rust](src/main/rust/g0001_0100/s0075_sort_colors) [Dart](src/main/dart/g0001_0100/s0075_sort_colors) [C](src/main/c/g0001_0100/s0075_sort_colors) [JavaScript](src/main/js/g0001_0100/s0075_sort_colors) [Erlang](src/main/erlang/g0001_0100/s0075_sort_colors) [Racket](src/main/racket/g0001_0100/s0075_sort_colors)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Sorting, Two_Pointers, Big_O_Time_O(n)_Space_O(1) | 0 | 100.00\n| 0238 |Product of Array Except Self| [Java](src/main/java/g0201_0300/s0238_product_of_array_except_self) [Kotlin](src/main/kotlin/g0201_0300/s0238_product_of_array_except_self) [TypeScript](src/main/ts/g0201_0300/s0238_product_of_array_except_self) [Scala](src/main/scala/g0201_0300/s0238_product_of_array_except_self) [Ruby](src/main/ruby/g0201_0300/s0238_product_of_array_except_self) [PHP](src/main/php/g0201_0300/s0238_product_of_array_except_self) [C#](src/main/csharp/g0201_0300/s0238_product_of_array_except_self) [Go](src/main/go/g0201_0300/s0238_product_of_array_except_self) [Cpp](src/main/cpp/g0201_0300/s0238_product_of_array_except_self) [Python](src/main/python/g0201_0300/s0238_product_of_array_except_self) [Swift](src/main/swift/g0201_0300/s0238_product_of_array_except_self) [Elixir](src/main/elixir/g0201_0300/s0238_product_of_array_except_self) [Rust](src/main/rust/g0201_0300/s0238_product_of_array_except_self) [Dart](src/main/dart/g0201_0300/s0238_product_of_array_except_self) [C](src/main/c/g0201_0300/s0238_product_of_array_except_self) [JavaScript](src/main/js/g0201_0300/s0238_product_of_array_except_self) [Erlang](src/main/erlang/g0201_0300/s0238_product_of_array_except_self) [Racket](src/main/racket/g0201_0300/s0238_product_of_array_except_self)| Medium | Top_100_Liked_Questions, Array, Prefix_Sum, LeetCode_75_Array/String, Big_O_Time_O(n^2)_Space_O(n) | 1 | 99.66\n| 0041 |First Missing Positive| [Java](src/main/java/g0001_0100/s0041_first_missing_positive) [Kotlin](src/main/kotlin/g0001_0100/s0041_first_missing_positive) [TypeScript](src/main/ts/g0001_0100/s0041_first_missing_positive) [Scala](src/main/scala/g0001_0100/s0041_first_missing_positive) [Ruby](src/main/ruby/g0001_0100/s0041_first_missing_positive) [PHP](src/main/php/g0001_0100/s0041_first_missing_positive) [C#](src/main/csharp/g0001_0100/s0041_first_missing_positive) [Go](src/main/go/g0001_0100/s0041_first_missing_positive) [Cpp](src/main/cpp/g0001_0100/s0041_first_missing_positive) [Python](src/main/python/g0001_0100/s0041_first_missing_positive) [Swift](src/main/swift/g0001_0100/s0041_first_missing_positive) [Elixir](src/main/elixir/g0001_0100/s0041_first_missing_positive) [Rust](src/main/rust/g0001_0100/s0041_first_missing_positive) [Dart](src/main/dart/g0001_0100/s0041_first_missing_positive) [C](src/main/c/g0001_0100/s0041_first_missing_positive) [JavaScript](src/main/js/g0001_0100/s0041_first_missing_positive) [Erlang](src/main/erlang/g0001_0100/s0041_first_missing_positive) [Racket](src/main/racket/g0001_0100/s0041_first_missing_positive)| Hard | Top_100_Liked_Questions, Top_Interview_Questions, Array, Hash_Table, Big_O_Time_O(n)_Space_O(n) | 1 | 100.00\n| 0239 |Sliding Window Maximum| [Java](src/main/java/g0201_0300/s0239_sliding_window_maximum) [Kotlin](src/main/kotlin/g0201_0300/s0239_sliding_window_maximum) [TypeScript](src/main/ts/g0201_0300/s0239_sliding_window_maximum) [Scala](src/main/scala/g0201_0300/s0239_sliding_window_maximum) [Ruby](src/main/ruby/g0201_0300/s0239_sliding_window_maximum) [PHP](src/main/php/g0201_0300/s0239_sliding_window_maximum) [C#](src/main/csharp/g0201_0300/s0239_sliding_window_maximum) [Go](src/main/go/g0201_0300/s0239_sliding_window_maximum) [Cpp](src/main/cpp/g0201_0300/s0239_sliding_window_maximum) [Python](src/main/python/g0201_0300/s0239_sliding_window_maximum) [Swift](src/main/swift/g0201_0300/s0239_sliding_window_maximum) [Elixir](src/main/elixir/g0201_0300/s0239_sliding_window_maximum) [Rust](src/main/rust/g0201_0300/s0239_sliding_window_maximum) [Dart](src/main/dart/g0201_0300/s0239_sliding_window_maximum) [C](src/main/c/g0201_0300/s0239_sliding_window_maximum) [JavaScript](src/main/js/g0201_0300/s0239_sliding_window_maximum) [Erlang](src/main/erlang/g0201_0300/s0239_sliding_window_maximum) [Racket](src/main/racket/g0201_0300/s0239_sliding_window_maximum)| Hard | Top_100_Liked_Questions, Array, Heap_Priority_Queue, Sliding_Window, Queue, Monotonic_Queue, Big_O_Time_O(n\\*k)_Space_O(n+k) | 26 | 95.89\n\n#### Udemy Two Pointers\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0042 |Trapping Rain Water| [Java](src/main/java/g0001_0100/s0042_trapping_rain_water) [Kotlin](src/main/kotlin/g0001_0100/s0042_trapping_rain_water) [TypeScript](src/main/ts/g0001_0100/s0042_trapping_rain_water) [Scala](src/main/scala/g0001_0100/s0042_trapping_rain_water) [Ruby](src/main/ruby/g0001_0100/s0042_trapping_rain_water) [PHP](src/main/php/g0001_0100/s0042_trapping_rain_water) [C#](src/main/csharp/g0001_0100/s0042_trapping_rain_water) [Go](src/main/go/g0001_0100/s0042_trapping_rain_water) [Cpp](src/main/cpp/g0001_0100/s0042_trapping_rain_water) [Python](src/main/python/g0001_0100/s0042_trapping_rain_water) [Swift](src/main/swift/g0001_0100/s0042_trapping_rain_water) [Elixir](src/main/elixir/g0001_0100/s0042_trapping_rain_water) [Rust](src/main/rust/g0001_0100/s0042_trapping_rain_water) [Dart](src/main/dart/g0001_0100/s0042_trapping_rain_water) [C](src/main/c/g0001_0100/s0042_trapping_rain_water) [JavaScript](src/main/js/g0001_0100/s0042_trapping_rain_water) [Erlang](src/main/erlang/g0001_0100/s0042_trapping_rain_water) [Racket](src/main/racket/g0001_0100/s0042_trapping_rain_water)| Hard | Top_100_Liked_Questions, Top_Interview_Questions, Array, Dynamic_Programming, Two_Pointers, Stack, Monotonic_Stack, Big_O_Time_O(n)_Space_O(1) | 0 | 100.00\n| 0015 |3Sum| [Java](src/main/java/g0001_0100/s0015_3sum) [Kotlin](src/main/kotlin/g0001_0100/s0015_3sum) [TypeScript](src/main/ts/g0001_0100/s0015_3sum) [Scala](src/main/scala/g0001_0100/s0015_3sum) [Ruby](src/main/ruby/g0001_0100/s0015_3sum) [PHP](src/main/php/g0001_0100/s0015_3sum) [C#](src/main/csharp/g0001_0100/s0015_3sum) [Go](src/main/go/g0001_0100/s0015_3sum) [Cpp](src/main/cpp/g0001_0100/s0015_3sum) [Python](src/main/python/g0001_0100/s0015_3sum) [Swift](src/main/swift/g0001_0100/s0015_3sum) [Elixir](src/main/elixir/g0001_0100/s0015_3sum) [Rust](src/main/rust/g0001_0100/s0015_3sum) [Dart](src/main/dart/g0001_0100/s0015_3sum) [C](src/main/c/g0001_0100/s0015_3sum) [JavaScript](src/main/js/g0001_0100/s0015_3sum) [Erlang](src/main/erlang/g0001_0100/s0015_3sum) [Racket](src/main/racket/g0001_0100/s0015_3sum)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Sorting, Two_Pointers, Big_O_Time_O(n\\*log(n))_Space_O(n^2) | 29 | 72.02\n\n#### Udemy Famous Algorithm\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0053 |Maximum Subarray| [Java](src/main/java/g0001_0100/s0053_maximum_subarray) [Kotlin](src/main/kotlin/g0001_0100/s0053_maximum_subarray) [TypeScript](src/main/ts/g0001_0100/s0053_maximum_subarray) [Scala](src/main/scala/g0001_0100/s0053_maximum_subarray) [Ruby](src/main/ruby/g0001_0100/s0053_maximum_subarray) [PHP](src/main/php/g0001_0100/s0053_maximum_subarray) [C#](src/main/csharp/g0001_0100/s0053_maximum_subarray) [Go](src/main/go/g0001_0100/s0053_maximum_subarray) [Cpp](src/main/cpp/g0001_0100/s0053_maximum_subarray) [Python](src/main/python/g0001_0100/s0053_maximum_subarray) [Swift](src/main/swift/g0001_0100/s0053_maximum_subarray) [Elixir](src/main/elixir/g0001_0100/s0053_maximum_subarray) [Rust](src/main/rust/g0001_0100/s0053_maximum_subarray) [Dart](src/main/dart/g0001_0100/s0053_maximum_subarray) [C](src/main/c/g0001_0100/s0053_maximum_subarray) [JavaScript](src/main/js/g0001_0100/s0053_maximum_subarray) [Erlang](src/main/erlang/g0001_0100/s0053_maximum_subarray) [Racket](src/main/racket/g0001_0100/s0053_maximum_subarray)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Dynamic_Programming, Divide_and_Conquer, Big_O_Time_O(n)_Space_O(1) | 1 | 99.32\n| 0169 |Majority Element| [Java](src/main/java/g0101_0200/s0169_majority_element) [Kotlin](src/main/kotlin/g0101_0200/s0169_majority_element) [TypeScript](src/main/ts/g0101_0200/s0169_majority_element) [Scala](src/main/scala/g0101_0200/s0169_majority_element) [Ruby](src/main/ruby/g0101_0200/s0169_majority_element) [PHP](src/main/php/g0101_0200/s0169_majority_element) [C#](src/main/csharp/g0101_0200/s0169_majority_element) [Go](src/main/go/g0101_0200/s0169_majority_element) [Cpp](src/main/cpp/g0101_0200/s0169_majority_element) [Python](src/main/python/g0101_0200/s0169_majority_element) [Swift](src/main/swift/g0101_0200/s0169_majority_element) [Elixir](src/main/elixir/g0101_0200/s0169_majority_element) [Rust](src/main/rust/g0101_0200/s0169_majority_element) [Dart](src/main/dart/g0101_0200/s0169_majority_element) [C](src/main/c/g0101_0200/s0169_majority_element) [JavaScript](src/main/js/g0101_0200/s0169_majority_element) [Erlang](src/main/erlang/g0101_0200/s0169_majority_element) [Racket](src/main/racket/g0101_0200/s0169_majority_element)| Easy | Top_100_Liked_Questions, Top_Interview_Questions, Array, Hash_Table, Sorting, Counting, Divide_and_Conquer, Big_O_Time_O(n)_Space_O(1) | 1 | 99.89\n\n#### Udemy Sorting Algorithms\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n\n#### Udemy 2D Arrays/Matrix\n\n| \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e | \u003c!-- --\u003e\n|-|-|-|-|-|-|-\n| 0074 |Search a 2D Matrix| [Java](src/main/java/g0001_0100/s0074_search_a_2d_matrix) [Kotlin](src/main/kotlin/g0001_0100/s0074_search_a_2d_matrix) [TypeScript](src/main/ts/g0001_0100/s0074_search_a_2d_matrix) [Scala](src/main/scala/g0001_0100/s0074_search_a_2d_matrix) [Ruby](src/main/ruby/g0001_0100/s0074_search_a_2d_matrix) [PHP](src/main/php/g0001_0100/s0074_search_a_2d_matrix) [C#](src/main/csharp/g0001_0100/s0074_search_a_2d_matrix) [Go](src/main/go/g0001_0100/s0074_search_a_2d_matrix) [Cpp](src/main/cpp/g0001_0100/s0074_search_a_2d_matrix) [Python](src/main/python/g0001_0100/s0074_search_a_2d_matrix) [Swift](src/main/swift/g0001_0100/s0074_search_a_2d_matrix) [Elixir](src/main/elixir/g0001_0100/s0074_search_a_2d_matrix) [Rust](src/main/rust/g0001_0100/s0074_search_a_2d_matrix) [Dart](src/main/dart/g0001_0100/s0074_search_a_2d_matrix) [C](src/main/c/g0001_0100/s0074_search_a_2d_matrix) [JavaScript](src/main/js/g0001_0100/s0074_search_a_2d_matrix) [Erlang](src/main/erlang/g0001_0100/s0074_search_a_2d_matrix) [Racket](src/main/racket/g0001_0100/s0074_search_a_2d_matrix)| Medium | Top_100_Liked_Questions, Array, Binary_Search, Matrix, Big_O_Time_O(endRow+endCol)_Space_O(1) | 0 | 100.00\n| 0048 |Rotate Image| [Java](src/main/java/g0001_0100/s0048_rotate_image) [Kotlin](src/main/kotlin/g0001_0100/s0048_rotate_image) [TypeScript](src/main/ts/g0001_0100/s0048_rotate_image) [Scala](src/main/scala/g0001_0100/s0048_rotate_image) [Ruby](src/main/ruby/g0001_0100/s0048_rotate_image) [PHP](src/main/php/g0001_0100/s0048_rotate_image) [C#](src/main/csharp/g0001_0100/s0048_rotate_image) [Go](src/main/go/g0001_0100/s0048_rotate_image) [Cpp](src/main/cpp/g0001_0100/s0048_rotate_image) [Python](src/main/python/g0001_0100/s0048_rotate_image) [Swift](src/main/swift/g0001_0100/s0048_rotate_image) [Elixir](src/main/elixir/g0001_0100/s0048_rotate_image) [Rust](src/main/rust/g0001_0100/s0048_rotate_image) [Dart](src/main/dart/g0001_0100/s0048_rotate_image) [C](src/main/c/g0001_0100/s0048_rotate_image) [JavaScript](src/main/js/g0001_0100/s0048_rotate_image) [Erlang](src/main/erlang/g0001_0100/s0048_rotate_image) [Racket](src/main/racket/g0001_0100/s0048_rotate_image)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Math, Matrix, Big_O_Time_O(n^2)_Space_O(1) | 0 | 100.00\n| 0073 |Set Matrix Zeroes| [Java](src/main/java/g0001_0100/s0073_set_matrix_zeroes) [Kotlin](src/main/kotlin/g0001_0100/s0073_set_matrix_zeroes) [TypeScript](src/main/ts/g0001_0100/s0073_set_matrix_zeroes) [Scala](src/main/scala/g0001_0100/s0073_set_matrix_zeroes) [Ruby](src/main/ruby/g0001_0100/s0073_set_matrix_zeroes) [PHP](src/main/php/g0001_0100/s0073_set_matrix_zeroes) [C#](src/main/csharp/g0001_0100/s0073_set_matrix_zeroes) [Go](src/main/go/g0001_0100/s0073_set_matrix_zeroes) [Cpp](src/main/cpp/g0001_0100/s0073_set_matrix_zeroes) [Python](src/main/python/g0001_0100/s0073_set_matrix_zeroes) [Swift](src/main/swift/g0001_0100/s0073_set_matrix_zeroes) [Elixir](src/main/elixir/g0001_0100/s0073_set_matrix_zeroes) [Rust](src/main/rust/g0001_0100/s0073_set_matrix_zeroes) [Dart](src/main/dart/g0001_0100/s0073_set_matrix_zeroes) [C](src/main/c/g0001_0100/s0073_set_matrix_zeroes) [JavaScript](src/main/js/g0001_0100/s0073_set_matrix_zeroes) [Erlang](src/main/erlang/g0001_0100/s0073_set_matrix_zeroes) [Racket](src/main/racket/g0001_0100/s0073_set_matrix_zeroes)| Medium | Top_100_Liked_Questions, Top_Interview_Questions, Array, Hash_Table, Matrix, Big_O_Time_O(m\\*n)_Space_O(1) | 0 | 100.00\n| 0056 |Merge Intervals| [Java](src/main/java/g0001_0100/s0056_merge_intervals) [Kotlin](src/main/kotlin/g0001_0100/s0056_merge_intervals) [TypeScript](src/main/ts/g0001_0100/s0056_merge_intervals) [Scala](src/main/scala/g0001_0100/s0056_merge_intervals) [Ruby](src/main/ruby/g0001_0100/s0056_merge_intervals) [PHP](src/main/php/g0001_0100/s0056_merge_intervals) [C#](src/main/csharp","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjavadev%2Fleetcode-in-all","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fjavadev%2Fleetcode-in-all","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjavadev%2Fleetcode-in-all/lists"}