{"id":23646697,"url":"https://github.com/debapriyo007/leetcode-questions","last_synced_at":"2025-08-31T22:32:06.183Z","repository":{"id":221119492,"uuid":"753498550","full_name":"debapriyo007/LeetCode-Questions","owner":"debapriyo007","description":" Explore  my DSA-Questions GitHub repository. . Each question is documented with clear explanations, aiding understanding and skill development. Whether you're honing your problem-solving abilities or preparing for coding interviews, this repository is your guide.  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This repository is dedicated to providing a comprehensive collection of questions and concepts related to advanced data structures. Whether you're a student, educator, or professional seeking to deepen your understanding of data structures, this repository aims to be a valuable resource for you.\n\n\n\n\n\n\n\n ##  **Recursion 🙂**\n\n| No   | Title                                    | Solution                                                      | Difficulty |\n| --- | ---------------------------------------- | ------------------------------------------------------------- | ---------- |\n| 1   | Combination Sum             | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0039-combination-sum/0039-combination-sum.java)          | Medium       |  \n| 2   | Combination Sum - II            | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0040-combination-sum-ii/0040-combination-sum-ii.java)          | Medium       | \n| 3   | Palindrome Partitioning            | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0131-palindrome-partitioning/0131-palindrome-partitioning.java)   | Medium       | \n| 4   | Subset Sums | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/Medium/Subset%20Sums/subset-sums.java)                          | Medium       | \n| 5   | Subsets II | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0090-subsets-ii/0090-subsets-ii.java)                          | Medium       | \n| 6   | Kth Permutation Sequence  ❗️Doubt❗️ | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0060-permutation-sequence/0060-permutation-sequence.java)                          | Hard       | \n| 7   |  Permutations  | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0046-permutations/0046-permutations.java)                          |   Medium     | \n| 8   |  N-Queens  | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0051-n-queens/0051-n-queens.java)                          |   Hard     | \n| 9   |  Sudoku Solver  | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0037-sudoku-solver/0037-sudoku-solver.java)                          |   Hard     | \n| 10   |  Rat in a Maze Problem - I  | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/Medium/Rat%20in%20a%20Maze%20Problem%20-%20I/rat-in-a-maze-problem-i.java)      |   Medium     | \n| 11   |  Merge Sort | [Java](https://github.com/debapriyo007/Recursion-STVR/blob/main/0912-sort-an-array/0912-sort-an-array.java)      |   Medium     | \n\n\n\n##  **Binary Search 🙂**\n\n| No   | Title                                    | Solution                                                      | Difficulty |\n| --- | ---------------------------------------- | ------------------------------------------------------------- | ---------- |\n| 1   | Find First and Last Position of Element in Sorted Array| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0034-find-first-and-last-position-of-element-in-sorted-array/0034-find-first-and-last-position-of-element-in-sorted-array.java)          | Medium |  \n| 2   | Search in Rotated Sorted Array| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0033-search-in-rotated-sorted-array/0033-search-in-rotated-sorted-array.java)          | Medium |  \n| 3   | Search in Rotated Sorted Array - II| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0081-search-in-rotated-sorted-array-ii/0081-search-in-rotated-sorted-array-ii.java)          | Medium |  \n| 4   | Find Minimum in Rotated Sorted Array| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0153-find-minimum-in-rotated-sorted-array/0153-find-minimum-in-rotated-sorted-array.java)          | Medium | \n| 5   | How many times array has been rotated| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/Easy/Rotation/rotation.java)          | Easy | \n| 6   | Single Element in a Sorted Array| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0540-single-element-in-a-sorted-array/0540-single-element-in-a-sorted-array.java)          | Medium | \n| 7   | Sqrt(x)| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0069-sqrtx/0069-sqrtx.java)          | Easy | \n| 8   | Find Nth root of M| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/Easy/Find%20Nth%20root%20of%20M/find-nth-root-of-m.java)          | Easy | \n| 9   | Koko Eating Bananas | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0875-koko-eating-bananas/0875-koko-eating-bananas.java)          |Medium | \n| 10   | Minimum Number of Days to Make m Bouquets | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/1482-minimum-number-of-days-to-make-m-bouquets/1482-minimum-number-of-days-to-make-m-bouquets.java)          |Medium | \n| 11   |Find the Smallest Divisor Given a Threshold | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/1283-find-the-smallest-divisor-given-a-threshold/1283-find-the-smallest-divisor-given-a-threshold.java)          |Medium | \n| 12   | Capacity To Ship Packages Within D Days| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/1011-capacity-to-ship-packages-within-d-days/1011-capacity-to-ship-packages-within-d-days.java)          |Medium | \n| 13   | Kth Missing Positive Number| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/1539-kth-missing-positive-number/1539-kth-missing-positive-number.java)          |Easy| \n| 14   | Aggresive Cows| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/Hard/Aggressive%20Cows/aggressive-cows.java)          |Hard| \n| 15  | Allocate minimum number of pages ❗️Doubt❗️| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/Medium/Allocate%20minimum%20number%20of%20pages/allocate-minimum-number-of-pages.java)          |Medium| \n| 16  |  Median of Two Sorted Arrays (Brute Froce) | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0004-median-of-two-sorted-arrays/0004-median-of-two-sorted-arrays.java)          |Hard| \n| 17  |  K-th element of two Arrays (Brute Froce) | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/Medium/K-th%20element%20of%20two%20Arrays/kth-element-of-two-arrays.java)          |Medium| \n| 18  |  Row With Maximum 1's (Brute Froce) | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/2643-row-with-maximum-ones/2643-row-with-maximum-ones.java)          |Easy| \n| 19  |Search a 2D Matrix| [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0074-search-a-2d-matrix/0074-search-a-2d-matrix.java)          |Medium| \n| 20  |Search a 2D Matrix - II | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0240-search-a-2d-matrix-ii/0240-search-a-2d-matrix-ii.java)          |Medium| \n\n\n##  **HashMap 🙂**\n\n| No   | Title                                    | Solution                                                      | Difficulty |\n| --- | ---------------------------------------- | ------------------------------------------------------------- | ---------- |\n| 1   | Two Sum             | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0001-two-sum/0001-two-sum.java)          | Easy      |  \n| 2   | 3 Sum | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0015-3sum/0015-3sum.java)    | Medium      | \n| 3   | Longest Consecutive Sequence | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0128-longest-consecutive-sequence/0128-longest-consecutive-sequence.java)          | Medium      | \n| 4   | Largest subarray with 0 sum | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/Medium/Largest%20subarray%20with%200%20sum/largest-subarray-with-0-sum.java)    | Medium      | \n| 5   | Longest Substring Without Repeating Characters | [Java](https://github.com/debapriyo007/Advanced-DSA-STVR/blob/main/0003-longest-substring-without-repeating-characters/0003-longest-substring-without-repeating-characters.java)    | Medium      | \n\n\n## Contributing 🧑🏽‍💻\n#### Contributions are welcome! Feel free to open a pull request if you have a better solution or want to add solutions for new problems.. \n\n\n#### Happy Coding 💛\n\n\n\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdebapriyo007%2Fleetcode-questions","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdebapriyo007%2Fleetcode-questions","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdebapriyo007%2Fleetcode-questions/lists"}