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https://github.com/themysterysolver/leet-and-fun
A collection of LeetCode questions to ace the coding interview!
https://github.com/themysterysolver/leet-and-fun
c-language data-structures db java javascript leetcode python python3
Last synced: 6 days ago
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A collection of LeetCode questions to ace the coding interview!
- Host: GitHub
- URL: https://github.com/themysterysolver/leet-and-fun
- Owner: themysterysolver
- License: gpl-3.0
- Created: 2024-08-31T08:34:18.000Z (2 months ago)
- Default Branch: main
- Last Pushed: 2024-10-25T15:12:14.000Z (12 days ago)
- Last Synced: 2024-10-25T16:13:00.570Z (12 days ago)
- Topics: c-language, data-structures, db, java, javascript, leetcode, python, python3
- Language: Python
- Homepage:
- Size: 8.05 MB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
README
# LEET-AND-FUN
A collection of LeetCode questions to ace the coding interview! - Created using [LeetHub v2](https://github.com/arunbhardwaj/LeetHub-2.0)
# LeetCode Topics
## Math
| |
| ------- |
| [0002-add-two-numbers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0002-add-two-numbers) |
| [0009-palindrome-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0009-palindrome-number) |
| [0012-integer-to-roman](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0012-integer-to-roman) |
| [0013-roman-to-integer](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0013-roman-to-integer) |
| [0048-rotate-image](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0048-rotate-image) |
| [0062-unique-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0062-unique-paths) |
| [0066-plus-one](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0066-plus-one) |
| [0069-sqrtx](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0069-sqrtx) |
| [0070-climbing-stairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0070-climbing-stairs) |
| [0150-evaluate-reverse-polish-notation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0150-evaluate-reverse-polish-notation) |
| [0168-excel-sheet-column-title](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0168-excel-sheet-column-title) |
| [0171-excel-sheet-column-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0171-excel-sheet-column-number) |
| [0172-factorial-trailing-zeroes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0172-factorial-trailing-zeroes) |
| [0189-rotate-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0189-rotate-array) |
| [0204-count-primes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0204-count-primes) |
| [0223-rectangle-area](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0223-rectangle-area) |
| [0231-power-of-two](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0231-power-of-two) |
| [0258-add-digits](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0258-add-digits) |
| [0263-ugly-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0263-ugly-number) |
| [0268-missing-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0268-missing-number) |
| [0292-nim-game](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0292-nim-game) |
| [0326-power-of-three](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0326-power-of-three) |
| [0342-power-of-four](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0342-power-of-four) |
| [0367-valid-perfect-square](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0367-valid-perfect-square) |
| [0412-fizz-buzz](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0412-fizz-buzz) |
| [0441-arranging-coins](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0441-arranging-coins) |
| [0445-add-two-numbers-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0445-add-two-numbers-ii) |
| [0504-base-7](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0504-base-7) |
| [0507-perfect-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0507-perfect-number) |
| [0539-minimum-time-difference](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0539-minimum-time-difference) |
| [0593-valid-square](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0593-valid-square) |
| [0670-maximum-swap](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0670-maximum-swap) |
| [1013-fibonacci-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1013-fibonacci-number) |
| [1236-n-th-tribonacci-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1236-n-th-tribonacci-number) |
| [1889-check-if-number-is-a-sum-of-powers-of-three](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1889-check-if-number-is-a-sum-of-powers-of-three) |
| [2083-three-divisors](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2083-three-divisors) |
| [2106-find-greatest-common-divisor-of-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2106-find-greatest-common-divisor-of-array) |
| [2284-smallest-value-of-the-rearranged-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2284-smallest-value-of-the-rearranged-number) |
| [2383-add-two-integers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2383-add-two-integers) |
| [2481-strictly-palindromic-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2481-strictly-palindromic-number) |
| [2491-smallest-even-multiple](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2491-smallest-even-multiple) |
| [2575-minimum-cuts-to-divide-a-circle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2575-minimum-cuts-to-divide-a-circle) |
| [2680-count-collisions-of-monkeys-on-a-polygon](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2680-count-collisions-of-monkeys-on-a-polygon) |
| [2752-sum-multiples](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2752-sum-multiples) |
| [2824-check-if-the-number-is-fascinating](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2824-check-if-the-number-is-fascinating) |
| [3371-harshad-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3371-harshad-number) |
| [3555-final-array-state-after-k-multiplication-operations-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3555-final-array-state-after-k-multiplication-operations-i) |
## Greedy
| |
| ------- |
| [0011-container-with-most-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0011-container-with-most-water) |
| [0045-jump-game-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0045-jump-game-ii) |
| [0055-jump-game](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0055-jump-game) |
| [0179-largest-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0179-largest-number) |
| [0334-increasing-triplet-subsequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0334-increasing-triplet-subsequence) |
| [0605-can-place-flowers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0605-can-place-flowers) |
| [0624-maximum-distance-in-arrays](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0624-maximum-distance-in-arrays) |
| [0670-maximum-swap](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0670-maximum-swap) |
| [0778-reorganize-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0778-reorganize-string) |
| [0890-lemonade-change](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0890-lemonade-change) |
| [0957-minimum-add-to-make-parentheses-valid](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0957-minimum-add-to-make-parentheses-valid) |
| [1304-longest-happy-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1304-longest-happy-string) |
| [1766-minimum-number-of-removals-to-make-mountain-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1766-minimum-number-of-removals-to-make-mountain-array) |
| [2094-remove-stones-to-minimize-the-total](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2094-remove-stones-to-minimize-the-total) |
| [2095-minimum-number-of-swaps-to-make-the-string-balanced](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2095-minimum-number-of-swaps-to-make-the-string-balanced) |
| [2488-divide-intervals-into-minimum-number-of-groups](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2488-divide-intervals-into-minimum-number-of-groups) |
| [2616-maximal-score-after-applying-k-operations](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2616-maximal-score-after-applying-k-operations) |
| [3195-separate-black-and-white-balls](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3195-separate-black-and-white-balls) |
## Linked List
| |
| ------- |
| [0002-add-two-numbers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0002-add-two-numbers) |
| [0019-remove-nth-node-from-end-of-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0019-remove-nth-node-from-end-of-list) |
| [0021-merge-two-sorted-lists](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0021-merge-two-sorted-lists) |
| [0024-swap-nodes-in-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0024-swap-nodes-in-pairs) |
| [0061-rotate-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0061-rotate-list) |
| [0141-linked-list-cycle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0141-linked-list-cycle) |
| [0142-linked-list-cycle-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0142-linked-list-cycle-ii) |
| [0206-reverse-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0206-reverse-linked-list) |
| [0234-palindrome-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0234-palindrome-linked-list) |
| [0328-odd-even-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0328-odd-even-linked-list) |
| [0445-add-two-numbers-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0445-add-two-numbers-ii) |
| [0528-swapping-nodes-in-a-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0528-swapping-nodes-in-a-linked-list) |
| [0908-middle-of-the-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0908-middle-of-the-linked-list) |
| [2216-delete-the-middle-node-of-a-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2216-delete-the-middle-node-of-a-linked-list) |
## Stack
| |
| ------- |
| [0020-valid-parentheses](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0020-valid-parentheses) |
| [0042-trapping-rain-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0042-trapping-rain-water) |
| [0094-binary-tree-inorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0094-binary-tree-inorder-traversal) |
| [0144-binary-tree-preorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0144-binary-tree-preorder-traversal) |
| [0145-binary-tree-postorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0145-binary-tree-postorder-traversal) |
| [0150-evaluate-reverse-polish-notation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0150-evaluate-reverse-polish-notation) |
| [0225-implement-stack-using-queues](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0225-implement-stack-using-queues) |
| [0232-implement-queue-using-stacks](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0232-implement-queue-using-stacks) |
| [0234-palindrome-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0234-palindrome-linked-list) |
| [0394-decode-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0394-decode-string) |
| [0445-add-two-numbers-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0445-add-two-numbers-ii) |
| [0496-next-greater-element-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0496-next-greater-element-i) |
| [0735-asteroid-collision](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0735-asteroid-collision) |
| [0739-daily-temperatures](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0739-daily-temperatures) |
| [0957-minimum-add-to-make-parentheses-valid](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0957-minimum-add-to-make-parentheses-valid) |
| [1002-maximum-width-ramp](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1002-maximum-width-ramp) |
| [1197-parsing-a-boolean-expression](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1197-parsing-a-boolean-expression) |
| [1371-minimum-remove-to-make-valid-parentheses](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1371-minimum-remove-to-make-valid-parentheses) |
| [2095-minimum-number-of-swaps-to-make-the-string-balanced](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2095-minimum-number-of-swaps-to-make-the-string-balanced) |
| [2470-removing-stars-from-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2470-removing-stars-from-a-string) |
## Recursion
| |
| ------- |
| [0002-add-two-numbers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0002-add-two-numbers) |
| [0021-merge-two-sorted-lists](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0021-merge-two-sorted-lists) |
| [0024-swap-nodes-in-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0024-swap-nodes-in-pairs) |
| [0206-reverse-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0206-reverse-linked-list) |
| [0231-power-of-two](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0231-power-of-two) |
| [0234-palindrome-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0234-palindrome-linked-list) |
| [0326-power-of-three](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0326-power-of-three) |
| [0342-power-of-four](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0342-power-of-four) |
| [0394-decode-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0394-decode-string) |
| [1013-fibonacci-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1013-fibonacci-number) |
| [1197-parsing-a-boolean-expression](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1197-parsing-a-boolean-expression) |
| [1667-find-kth-bit-in-nth-binary-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1667-find-kth-bit-in-nth-binary-string) |
| [2680-count-collisions-of-monkeys-on-a-polygon](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2680-count-collisions-of-monkeys-on-a-polygon) |
## Array
| |
| ------- |
| [0001-two-sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0001-two-sum) |
| [0011-container-with-most-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0011-container-with-most-water) |
| [0015-3sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0015-3sum) |
| [0026-remove-duplicates-from-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0026-remove-duplicates-from-sorted-array) |
| [0027-remove-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0027-remove-element) |
| [0033-search-in-rotated-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0033-search-in-rotated-sorted-array) |
| [0034-find-first-and-last-position-of-element-in-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0034-find-first-and-last-position-of-element-in-sorted-array) |
| [0036-valid-sudoku](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0036-valid-sudoku) |
| [0041-first-missing-positive](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0041-first-missing-positive) |
| [0042-trapping-rain-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0042-trapping-rain-water) |
| [0045-jump-game-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0045-jump-game-ii) |
| [0048-rotate-image](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0048-rotate-image) |
| [0049-group-anagrams](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0049-group-anagrams) |
| [0051-n-queens](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0051-n-queens) |
| [0053-maximum-subarray](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0053-maximum-subarray) |
| [0054-spiral-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0054-spiral-matrix) |
| [0055-jump-game](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0055-jump-game) |
| [0056-merge-intervals](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0056-merge-intervals) |
| [0059-spiral-matrix-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0059-spiral-matrix-ii) |
| [0063-unique-paths-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0063-unique-paths-ii) |
| [0064-minimum-path-sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0064-minimum-path-sum) |
| [0066-plus-one](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0066-plus-one) |
| [0073-set-matrix-zeroes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0073-set-matrix-zeroes) |
| [0074-search-a-2d-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0074-search-a-2d-matrix) |
| [0075-sort-colors](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0075-sort-colors) |
| [0078-subsets](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0078-subsets) |
| [0090-subsets-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0090-subsets-ii) |
| [0118-pascals-triangle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0118-pascals-triangle) |
| [0120-triangle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0120-triangle) |
| [0121-best-time-to-buy-and-sell-stock](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0121-best-time-to-buy-and-sell-stock) |
| [0128-longest-consecutive-sequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0128-longest-consecutive-sequence) |
| [0130-surrounded-regions](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0130-surrounded-regions) |
| [0136-single-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0136-single-number) |
| [0150-evaluate-reverse-polish-notation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0150-evaluate-reverse-polish-notation) |
| [0153-find-minimum-in-rotated-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0153-find-minimum-in-rotated-sorted-array) |
| [0162-find-peak-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0162-find-peak-element) |
| [0164-maximum-gap](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0164-maximum-gap) |
| [0169-majority-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0169-majority-element) |
| [0179-largest-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0179-largest-number) |
| [0189-rotate-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0189-rotate-array) |
| [0198-house-robber](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0198-house-robber) |
| [0200-number-of-islands](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0200-number-of-islands) |
| [0204-count-primes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0204-count-primes) |
| [0213-house-robber-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0213-house-robber-ii) |
| [0215-kth-largest-element-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0215-kth-largest-element-in-an-array) |
| [0217-contains-duplicate](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0217-contains-duplicate) |
| [0238-product-of-array-except-self](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0238-product-of-array-except-self) |
| [0260-single-number-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0260-single-number-iii) |
| [0268-missing-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0268-missing-number) |
| [0283-move-zeroes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0283-move-zeroes) |
| [0287-find-the-duplicate-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0287-find-the-duplicate-number) |
| [0289-game-of-life](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0289-game-of-life) |
| [0334-increasing-triplet-subsequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0334-increasing-triplet-subsequence) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
| [0414-third-maximum-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0414-third-maximum-number) |
| [0419-battleships-in-a-board](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0419-battleships-in-a-board) |
| [0442-find-all-duplicates-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0442-find-all-duplicates-in-an-array) |
| [0448-find-all-numbers-disappeared-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0448-find-all-numbers-disappeared-in-an-array) |
| [0463-island-perimeter](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0463-island-perimeter) |
| [0485-max-consecutive-ones](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0485-max-consecutive-ones) |
| [0496-next-greater-element-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0496-next-greater-element-i) |
| [0529-minesweeper](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0529-minesweeper) |
| [0539-minimum-time-difference](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0539-minimum-time-difference) |
| [0605-can-place-flowers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0605-can-place-flowers) |
| [0624-maximum-distance-in-arrays](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0624-maximum-distance-in-arrays) |
| [0643-maximum-average-subarray-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0643-maximum-average-subarray-i) |
| [0645-set-mismatch](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0645-set-mismatch) |
| [0695-max-area-of-island](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0695-max-area-of-island) |
| [0724-find-pivot-index](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0724-find-pivot-index) |
| [0729-my-calendar-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0729-my-calendar-i) |
| [0733-flood-fill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0733-flood-fill) |
| [0735-asteroid-collision](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0735-asteroid-collision) |
| [0739-daily-temperatures](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0739-daily-temperatures) |
| [0747-min-cost-climbing-stairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0747-min-cost-climbing-stairs) |
| [0792-binary-search](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0792-binary-search) |
| [0882-peak-index-in-a-mountain-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0882-peak-index-in-a-mountain-array) |
| [0890-lemonade-change](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0890-lemonade-change) |
| [0898-transpose-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0898-transpose-matrix) |
| [0906-walking-robot-simulation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0906-walking-robot-simulation) |
| [0932-monotonic-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0932-monotonic-array) |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
| [0978-valid-mountain-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0978-valid-mountain-array) |
| [1002-maximum-width-ramp](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1002-maximum-width-ramp) |
| [1036-rotting-oranges](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1036-rotting-oranges) |
| [1046-max-consecutive-ones-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1046-max-consecutive-ones-iii) |
| [1104-coloring-a-border](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1104-coloring-a-border) |
| [1256-rank-transform-of-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1256-rank-transform-of-an-array) |
| [1319-unique-number-of-occurrences](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1319-unique-number-of-occurrences) |
| [1350-remove-sub-folders-from-the-filesystem](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1350-remove-sub-folders-from-the-filesystem) |
| [1402-count-square-submatrices-with-all-ones](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1402-count-square-submatrices-with-all-ones) |
| [1428-jump-game-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1428-jump-game-iii) |
| [1528-kids-with-the-greatest-number-of-candies](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1528-kids-with-the-greatest-number-of-candies) |
| [1580-shuffle-the-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1580-shuffle-the-array) |
| [1620-check-if-array-pairs-are-divisible-by-k](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1620-check-if-array-pairs-are-divisible-by-k) |
| [1677-matrix-diagonal-sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1677-matrix-diagonal-sum) |
| [1694-make-sum-divisible-by-p](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1694-make-sum-divisible-by-p) |
| [1766-minimum-number-of-removals-to-make-mountain-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1766-minimum-number-of-removals-to-make-mountain-array) |
| [1798-max-number-of-k-sum-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1798-max-number-of-k-sum-pairs) |
| [1833-find-the-highest-altitude](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1833-find-the-highest-altitude) |
| [2006-find-the-student-that-will-replace-the-chalk](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2006-find-the-student-that-will-replace-the-chalk) |
| [2038-nearest-exit-from-entrance-in-maze](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2038-nearest-exit-from-entrance-in-maze) |
| [2048-build-array-from-permutation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2048-build-array-from-permutation) |
| [2054-the-number-of-the-smallest-unoccupied-chair](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2054-the-number-of-the-smallest-unoccupied-chair) |
| [2058-concatenation-of-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2058-concatenation-of-array) |
| [2094-remove-stones-to-minimize-the-total](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2094-remove-stones-to-minimize-the-total) |
| [2106-find-greatest-common-divisor-of-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2106-find-greatest-common-divisor-of-array) |
| [2132-convert-1d-array-into-2d-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2132-convert-1d-array-into-2d-array) |
| [2170-count-number-of-maximum-bitwise-or-subsets](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2170-count-number-of-maximum-bitwise-or-subsets) |
| [2428-equal-row-and-column-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2428-equal-row-and-column-pairs) |
| [2488-divide-intervals-into-minimum-number-of-groups](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2488-divide-intervals-into-minimum-number-of-groups) |
| [2545-height-of-binary-tree-after-subtree-removal-queries](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2545-height-of-binary-tree-after-subtree-removal-queries) |
| [2554-minimum-total-distance-traveled](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2554-minimum-total-distance-traveled) |
| [2581-divide-players-into-teams-of-equal-skill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2581-divide-players-into-teams-of-equal-skill) |
| [2586-longest-square-streak-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2586-longest-square-streak-in-an-array) |
| [2616-maximal-score-after-applying-k-operations](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2616-maximal-score-after-applying-k-operations) |
| [2794-maximum-number-of-moves-in-a-grid](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2794-maximum-number-of-moves-in-a-grid) |
| [3221-find-the-peaks](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3221-find-the-peaks) |
| [3429-special-array-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3429-special-array-i) |
| [3471-minimum-average-of-smallest-and-largest-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3471-minimum-average-of-smallest-and-largest-elements) |
| [3555-final-array-state-after-k-multiplication-operations-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3555-final-array-state-after-k-multiplication-operations-i) |
## Matrix
| |
| ------- |
| [0036-valid-sudoku](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0036-valid-sudoku) |
| [0048-rotate-image](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0048-rotate-image) |
| [0054-spiral-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0054-spiral-matrix) |
| [0059-spiral-matrix-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0059-spiral-matrix-ii) |
| [0063-unique-paths-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0063-unique-paths-ii) |
| [0064-minimum-path-sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0064-minimum-path-sum) |
| [0073-set-matrix-zeroes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0073-set-matrix-zeroes) |
| [0074-search-a-2d-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0074-search-a-2d-matrix) |
| [0130-surrounded-regions](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0130-surrounded-regions) |
| [0200-number-of-islands](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0200-number-of-islands) |
| [0289-game-of-life](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0289-game-of-life) |
| [0419-battleships-in-a-board](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0419-battleships-in-a-board) |
| [0463-island-perimeter](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0463-island-perimeter) |
| [0529-minesweeper](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0529-minesweeper) |
| [0695-max-area-of-island](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0695-max-area-of-island) |
| [0733-flood-fill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0733-flood-fill) |
| [0898-transpose-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0898-transpose-matrix) |
| [1036-rotting-oranges](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1036-rotting-oranges) |
| [1104-coloring-a-border](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1104-coloring-a-border) |
| [1402-count-square-submatrices-with-all-ones](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1402-count-square-submatrices-with-all-ones) |
| [1677-matrix-diagonal-sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1677-matrix-diagonal-sum) |
| [2038-nearest-exit-from-entrance-in-maze](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2038-nearest-exit-from-entrance-in-maze) |
| [2132-convert-1d-array-into-2d-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2132-convert-1d-array-into-2d-array) |
| [2428-equal-row-and-column-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2428-equal-row-and-column-pairs) |
| [2794-maximum-number-of-moves-in-a-grid](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2794-maximum-number-of-moves-in-a-grid) |
## Tree
| |
| ------- |
| [0094-binary-tree-inorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0094-binary-tree-inorder-traversal) |
| [0098-validate-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0098-validate-binary-search-tree) |
| [0100-same-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0100-same-tree) |
| [0101-symmetric-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0101-symmetric-tree) |
| [0102-binary-tree-level-order-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0102-binary-tree-level-order-traversal) |
| [0104-maximum-depth-of-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0104-maximum-depth-of-binary-tree) |
| [0144-binary-tree-preorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0144-binary-tree-preorder-traversal) |
| [0145-binary-tree-postorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0145-binary-tree-postorder-traversal) |
| [0199-binary-tree-right-side-view](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0199-binary-tree-right-side-view) |
| [0226-invert-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0226-invert-binary-tree) |
| [0257-binary-tree-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0257-binary-tree-paths) |
| [0404-sum-of-left-leaves](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0404-sum-of-left-leaves) |
| [0450-delete-node-in-a-bst](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0450-delete-node-in-a-bst) |
| [0513-find-bottom-left-tree-value](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0513-find-bottom-left-tree-value) |
| [0783-search-in-a-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0783-search-in-a-binary-search-tree) |
| [0784-insert-into-a-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0784-insert-into-a-binary-search-tree) |
| [0988-flip-equivalent-binary-trees](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0988-flip-equivalent-binary-trees) |
| [1035-cousins-in-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1035-cousins-in-binary-tree) |
| [1116-maximum-level-sum-of-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1116-maximum-level-sum-of-a-binary-tree) |
| [2416-evaluate-boolean-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2416-evaluate-boolean-binary-tree) |
| [2545-height-of-binary-tree-after-subtree-removal-queries](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2545-height-of-binary-tree-after-subtree-removal-queries) |
| [2646-kth-largest-sum-in-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2646-kth-largest-sum-in-a-binary-tree) |
| [2677-cousins-in-binary-tree-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2677-cousins-in-binary-tree-ii) |
## Binary Search Tree
| |
| ------- |
| [0033-search-in-rotated-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0033-search-in-rotated-sorted-array) |
| [0034-find-first-and-last-position-of-element-in-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0034-find-first-and-last-position-of-element-in-sorted-array) |
| [0069-sqrtx](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0069-sqrtx) |
| [0074-search-a-2d-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0074-search-a-2d-matrix) |
| [0098-validate-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0098-validate-binary-search-tree) |
| [0153-find-minimum-in-rotated-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0153-find-minimum-in-rotated-sorted-array) |
| [0162-find-peak-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0162-find-peak-element) |
| [0268-missing-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0268-missing-number) |
| [0287-find-the-duplicate-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0287-find-the-duplicate-number) |
| [0367-valid-perfect-square](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0367-valid-perfect-square) |
| [0374-guess-number-higher-or-lower](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0374-guess-number-higher-or-lower) |
| [0441-arranging-coins](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0441-arranging-coins) |
| [0450-delete-node-in-a-bst](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0450-delete-node-in-a-bst) |
| [0729-my-calendar-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0729-my-calendar-i) |
| [0783-search-in-a-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0783-search-in-a-binary-search-tree) |
| [0784-insert-into-a-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0784-insert-into-a-binary-search-tree) |
| [0792-binary-search](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0792-binary-search) |
| [0882-peak-index-in-a-mountain-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0882-peak-index-in-a-mountain-array) |
| [1046-max-consecutive-ones-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1046-max-consecutive-ones-iii) |
| [1766-minimum-number-of-removals-to-make-mountain-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1766-minimum-number-of-removals-to-make-mountain-array) |
| [2006-find-the-student-that-will-replace-the-chalk](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2006-find-the-student-that-will-replace-the-chalk) |
| [2586-longest-square-streak-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2586-longest-square-streak-in-an-array) |
## Binary Tree
| |
| ------- |
| [0094-binary-tree-inorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0094-binary-tree-inorder-traversal) |
| [0098-validate-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0098-validate-binary-search-tree) |
| [0100-same-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0100-same-tree) |
| [0101-symmetric-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0101-symmetric-tree) |
| [0102-binary-tree-level-order-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0102-binary-tree-level-order-traversal) |
| [0104-maximum-depth-of-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0104-maximum-depth-of-binary-tree) |
| [0144-binary-tree-preorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0144-binary-tree-preorder-traversal) |
| [0145-binary-tree-postorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0145-binary-tree-postorder-traversal) |
| [0199-binary-tree-right-side-view](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0199-binary-tree-right-side-view) |
| [0226-invert-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0226-invert-binary-tree) |
| [0257-binary-tree-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0257-binary-tree-paths) |
| [0404-sum-of-left-leaves](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0404-sum-of-left-leaves) |
| [0450-delete-node-in-a-bst](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0450-delete-node-in-a-bst) |
| [0513-find-bottom-left-tree-value](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0513-find-bottom-left-tree-value) |
| [0783-search-in-a-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0783-search-in-a-binary-search-tree) |
| [0784-insert-into-a-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0784-insert-into-a-binary-search-tree) |
| [0988-flip-equivalent-binary-trees](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0988-flip-equivalent-binary-trees) |
| [1035-cousins-in-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1035-cousins-in-binary-tree) |
| [1116-maximum-level-sum-of-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1116-maximum-level-sum-of-a-binary-tree) |
| [2416-evaluate-boolean-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2416-evaluate-boolean-binary-tree) |
| [2545-height-of-binary-tree-after-subtree-removal-queries](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2545-height-of-binary-tree-after-subtree-removal-queries) |
| [2646-kth-largest-sum-in-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2646-kth-largest-sum-in-a-binary-tree) |
| [2677-cousins-in-binary-tree-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2677-cousins-in-binary-tree-ii) |
## Two Pointers
| |
| ------- |
| [0005-longest-palindromic-substring](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0005-longest-palindromic-substring) |
| [0011-container-with-most-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0011-container-with-most-water) |
| [0015-3sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0015-3sum) |
| [0019-remove-nth-node-from-end-of-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0019-remove-nth-node-from-end-of-list) |
| [0026-remove-duplicates-from-sorted-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0026-remove-duplicates-from-sorted-array) |
| [0027-remove-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0027-remove-element) |
| [0028-find-the-index-of-the-first-occurrence-in-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0028-find-the-index-of-the-first-occurrence-in-a-string) |
| [0042-trapping-rain-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0042-trapping-rain-water) |
| [0061-rotate-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0061-rotate-list) |
| [0075-sort-colors](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0075-sort-colors) |
| [0125-valid-palindrome](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0125-valid-palindrome) |
| [0141-linked-list-cycle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0141-linked-list-cycle) |
| [0142-linked-list-cycle-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0142-linked-list-cycle-ii) |
| [0151-reverse-words-in-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0151-reverse-words-in-a-string) |
| [0189-rotate-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0189-rotate-array) |
| [0234-palindrome-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0234-palindrome-linked-list) |
| [0283-move-zeroes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0283-move-zeroes) |
| [0287-find-the-duplicate-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0287-find-the-duplicate-number) |
| [0344-reverse-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0344-reverse-string) |
| [0392-is-subsequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0392-is-subsequence) |
| [0443-string-compression](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0443-string-compression) |
| [0528-swapping-nodes-in-a-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0528-swapping-nodes-in-a-linked-list) |
| [0908-middle-of-the-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0908-middle-of-the-linked-list) |
| [1798-max-number-of-k-sum-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1798-max-number-of-k-sum-pairs) |
| [1894-merge-strings-alternately](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1894-merge-strings-alternately) |
| [2095-minimum-number-of-swaps-to-make-the-string-balanced](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2095-minimum-number-of-swaps-to-make-the-string-balanced) |
| [2216-delete-the-middle-node-of-a-linked-list](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2216-delete-the-middle-node-of-a-linked-list) |
| [2481-strictly-palindromic-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2481-strictly-palindromic-number) |
| [2488-divide-intervals-into-minimum-number-of-groups](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2488-divide-intervals-into-minimum-number-of-groups) |
| [2581-divide-players-into-teams-of-equal-skill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2581-divide-players-into-teams-of-equal-skill) |
| [3195-separate-black-and-white-balls](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3195-separate-black-and-white-balls) |
| [3471-minimum-average-of-smallest-and-largest-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3471-minimum-average-of-smallest-and-largest-elements) |
## Brainteaser
| |
| ------- |
| [0292-nim-game](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0292-nim-game) |
| [2481-strictly-palindromic-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2481-strictly-palindromic-number) |
## Breadth-First Search
| |
| ------- |
| [0100-same-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0100-same-tree) |
| [0101-symmetric-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0101-symmetric-tree) |
| [0102-binary-tree-level-order-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0102-binary-tree-level-order-traversal) |
| [0104-maximum-depth-of-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0104-maximum-depth-of-binary-tree) |
| [0130-surrounded-regions](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0130-surrounded-regions) |
| [0199-binary-tree-right-side-view](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0199-binary-tree-right-side-view) |
| [0200-number-of-islands](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0200-number-of-islands) |
| [0226-invert-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0226-invert-binary-tree) |
| [0404-sum-of-left-leaves](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0404-sum-of-left-leaves) |
| [0463-island-perimeter](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0463-island-perimeter) |
| [0513-find-bottom-left-tree-value](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0513-find-bottom-left-tree-value) |
| [0529-minesweeper](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0529-minesweeper) |
| [0695-max-area-of-island](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0695-max-area-of-island) |
| [0733-flood-fill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0733-flood-fill) |
| [1035-cousins-in-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1035-cousins-in-binary-tree) |
| [1036-rotting-oranges](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1036-rotting-oranges) |
| [1104-coloring-a-border](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1104-coloring-a-border) |
| [1116-maximum-level-sum-of-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1116-maximum-level-sum-of-a-binary-tree) |
| [1428-jump-game-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1428-jump-game-iii) |
| [2038-nearest-exit-from-entrance-in-maze](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2038-nearest-exit-from-entrance-in-maze) |
| [2545-height-of-binary-tree-after-subtree-removal-queries](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2545-height-of-binary-tree-after-subtree-removal-queries) |
| [2646-kth-largest-sum-in-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2646-kth-largest-sum-in-a-binary-tree) |
| [2677-cousins-in-binary-tree-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2677-cousins-in-binary-tree-ii) |
## String
| |
| ------- |
| [0003-longest-substring-without-repeating-characters](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0003-longest-substring-without-repeating-characters) |
| [0005-longest-palindromic-substring](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0005-longest-palindromic-substring) |
| [0012-integer-to-roman](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0012-integer-to-roman) |
| [0013-roman-to-integer](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0013-roman-to-integer) |
| [0014-longest-common-prefix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0014-longest-common-prefix) |
| [0017-letter-combinations-of-a-phone-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0017-letter-combinations-of-a-phone-number) |
| [0020-valid-parentheses](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0020-valid-parentheses) |
| [0028-find-the-index-of-the-first-occurrence-in-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0028-find-the-index-of-the-first-occurrence-in-a-string) |
| [0049-group-anagrams](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0049-group-anagrams) |
| [0058-length-of-last-word](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0058-length-of-last-word) |
| [0125-valid-palindrome](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0125-valid-palindrome) |
| [0151-reverse-words-in-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0151-reverse-words-in-a-string) |
| [0168-excel-sheet-column-title](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0168-excel-sheet-column-title) |
| [0171-excel-sheet-column-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0171-excel-sheet-column-number) |
| [0179-largest-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0179-largest-number) |
| [0205-isomorphic-strings](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0205-isomorphic-strings) |
| [0242-valid-anagram](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0242-valid-anagram) |
| [0257-binary-tree-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0257-binary-tree-paths) |
| [0290-word-pattern](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0290-word-pattern) |
| [0344-reverse-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0344-reverse-string) |
| [0392-is-subsequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0392-is-subsequence) |
| [0394-decode-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0394-decode-string) |
| [0412-fizz-buzz](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0412-fizz-buzz) |
| [0443-string-compression](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0443-string-compression) |
| [0539-minimum-time-difference](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0539-minimum-time-difference) |
| [0657-robot-return-to-origin](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0657-robot-return-to-origin) |
| [0692-top-k-frequent-words](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0692-top-k-frequent-words) |
| [0778-reorganize-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0778-reorganize-string) |
| [0812-rotate-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0812-rotate-string) |
| [0957-minimum-add-to-make-parentheses-valid](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0957-minimum-add-to-make-parentheses-valid) |
| [1197-parsing-a-boolean-expression](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1197-parsing-a-boolean-expression) |
| [1304-longest-happy-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1304-longest-happy-string) |
| [1350-remove-sub-folders-from-the-filesystem](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1350-remove-sub-folders-from-the-filesystem) |
| [1371-minimum-remove-to-make-valid-parentheses](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1371-minimum-remove-to-make-valid-parentheses) |
| [1567-maximum-number-of-vowels-in-a-substring-of-given-length](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1567-maximum-number-of-vowels-in-a-substring-of-given-length) |
| [1619-path-crossing](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1619-path-crossing) |
| [1667-find-kth-bit-in-nth-binary-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1667-find-kth-bit-in-nth-binary-string) |
| [1715-split-a-string-into-the-max-number-of-unique-substrings](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1715-split-a-string-into-the-max-number-of-unique-substrings) |
| [1894-merge-strings-alternately](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1894-merge-strings-alternately) |
| [2076-sum-of-digits-of-string-after-convert](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2076-sum-of-digits-of-string-after-convert) |
| [2095-minimum-number-of-swaps-to-make-the-string-balanced](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2095-minimum-number-of-swaps-to-make-the-string-balanced) |
| [2391-strong-password-checker-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2391-strong-password-checker-ii) |
| [2470-removing-stars-from-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2470-removing-stars-from-a-string) |
| [2492-length-of-the-longest-alphabetical-continuous-substring](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2492-length-of-the-longest-alphabetical-continuous-substring) |
| [3195-separate-black-and-white-balls](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3195-separate-black-and-white-balls) |
## Bit Manipulation
| |
| ------- |
| [0078-subsets](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0078-subsets) |
| [0090-subsets-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0090-subsets-ii) |
| [0136-single-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0136-single-number) |
| [0201-bitwise-and-of-numbers-range](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0201-bitwise-and-of-numbers-range) |
| [0231-power-of-two](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0231-power-of-two) |
| [0260-single-number-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0260-single-number-iii) |
| [0268-missing-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0268-missing-number) |
| [0287-find-the-duplicate-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0287-find-the-duplicate-number) |
| [0338-counting-bits](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0338-counting-bits) |
| [0342-power-of-four](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0342-power-of-four) |
| [0476-number-complement](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0476-number-complement) |
| [0645-set-mismatch](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0645-set-mismatch) |
| [2170-count-number-of-maximum-bitwise-or-subsets](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2170-count-number-of-maximum-bitwise-or-subsets) |
## Hash Table
| |
| ------- |
| [0001-two-sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0001-two-sum) |
| [0003-longest-substring-without-repeating-characters](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0003-longest-substring-without-repeating-characters) |
| [0012-integer-to-roman](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0012-integer-to-roman) |
| [0013-roman-to-integer](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0013-roman-to-integer) |
| [0017-letter-combinations-of-a-phone-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0017-letter-combinations-of-a-phone-number) |
| [0036-valid-sudoku](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0036-valid-sudoku) |
| [0041-first-missing-positive](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0041-first-missing-positive) |
| [0049-group-anagrams](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0049-group-anagrams) |
| [0073-set-matrix-zeroes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0073-set-matrix-zeroes) |
| [0128-longest-consecutive-sequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0128-longest-consecutive-sequence) |
| [0141-linked-list-cycle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0141-linked-list-cycle) |
| [0142-linked-list-cycle-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0142-linked-list-cycle-ii) |
| [0169-majority-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0169-majority-element) |
| [0205-isomorphic-strings](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0205-isomorphic-strings) |
| [0217-contains-duplicate](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0217-contains-duplicate) |
| [0242-valid-anagram](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0242-valid-anagram) |
| [0268-missing-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0268-missing-number) |
| [0290-word-pattern](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0290-word-pattern) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
| [0442-find-all-duplicates-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0442-find-all-duplicates-in-an-array) |
| [0448-find-all-numbers-disappeared-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0448-find-all-numbers-disappeared-in-an-array) |
| [0496-next-greater-element-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0496-next-greater-element-i) |
| [0645-set-mismatch](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0645-set-mismatch) |
| [0692-top-k-frequent-words](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0692-top-k-frequent-words) |
| [0778-reorganize-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0778-reorganize-string) |
| [0906-walking-robot-simulation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0906-walking-robot-simulation) |
| [1256-rank-transform-of-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1256-rank-transform-of-an-array) |
| [1319-unique-number-of-occurrences](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1319-unique-number-of-occurrences) |
| [1619-path-crossing](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1619-path-crossing) |
| [1620-check-if-array-pairs-are-divisible-by-k](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1620-check-if-array-pairs-are-divisible-by-k) |
| [1694-make-sum-divisible-by-p](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1694-make-sum-divisible-by-p) |
| [1715-split-a-string-into-the-max-number-of-unique-substrings](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1715-split-a-string-into-the-max-number-of-unique-substrings) |
| [1798-max-number-of-k-sum-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1798-max-number-of-k-sum-pairs) |
| [2054-the-number-of-the-smallest-unoccupied-chair](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2054-the-number-of-the-smallest-unoccupied-chair) |
| [2413-smallest-number-in-infinite-set](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2413-smallest-number-in-infinite-set) |
| [2428-equal-row-and-column-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2428-equal-row-and-column-pairs) |
| [2581-divide-players-into-teams-of-equal-skill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2581-divide-players-into-teams-of-equal-skill) |
| [2586-longest-square-streak-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2586-longest-square-streak-in-an-array) |
| [2677-cousins-in-binary-tree-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2677-cousins-in-binary-tree-ii) |
| [2824-check-if-the-number-is-fascinating](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2824-check-if-the-number-is-fascinating) |
## Trie
| |
| ------- |
| [0014-longest-common-prefix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0014-longest-common-prefix) |
| [0386-lexicographical-numbers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0386-lexicographical-numbers) |
| [0692-top-k-frequent-words](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0692-top-k-frequent-words) |
| [1350-remove-sub-folders-from-the-filesystem](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1350-remove-sub-folders-from-the-filesystem) |
## Sorting
| |
| ------- |
| [0015-3sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0015-3sum) |
| [0049-group-anagrams](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0049-group-anagrams) |
| [0056-merge-intervals](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0056-merge-intervals) |
| [0075-sort-colors](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0075-sort-colors) |
| [0164-maximum-gap](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0164-maximum-gap) |
| [0169-majority-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0169-majority-element) |
| [0179-largest-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0179-largest-number) |
| [0215-kth-largest-element-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0215-kth-largest-element-in-an-array) |
| [0217-contains-duplicate](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0217-contains-duplicate) |
| [0242-valid-anagram](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0242-valid-anagram) |
| [0268-missing-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0268-missing-number) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
| [0414-third-maximum-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0414-third-maximum-number) |
| [0539-minimum-time-difference](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0539-minimum-time-difference) |
| [0645-set-mismatch](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0645-set-mismatch) |
| [0692-top-k-frequent-words](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0692-top-k-frequent-words) |
| [0778-reorganize-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0778-reorganize-string) |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
| [1256-rank-transform-of-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1256-rank-transform-of-an-array) |
| [1798-max-number-of-k-sum-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1798-max-number-of-k-sum-pairs) |
| [2284-smallest-value-of-the-rearranged-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2284-smallest-value-of-the-rearranged-number) |
| [2488-divide-intervals-into-minimum-number-of-groups](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2488-divide-intervals-into-minimum-number-of-groups) |
| [2554-minimum-total-distance-traveled](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2554-minimum-total-distance-traveled) |
| [2581-divide-players-into-teams-of-equal-skill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2581-divide-players-into-teams-of-equal-skill) |
| [2586-longest-square-streak-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2586-longest-square-streak-in-an-array) |
| [2646-kth-largest-sum-in-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2646-kth-largest-sum-in-a-binary-tree) |
| [3471-minimum-average-of-smallest-and-largest-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3471-minimum-average-of-smallest-and-largest-elements) |
## Heap (Priority Queue)
| |
| ------- |
| [0215-kth-largest-element-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0215-kth-largest-element-in-an-array) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
| [0692-top-k-frequent-words](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0692-top-k-frequent-words) |
| [0778-reorganize-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0778-reorganize-string) |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
| [1304-longest-happy-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1304-longest-happy-string) |
| [2054-the-number-of-the-smallest-unoccupied-chair](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2054-the-number-of-the-smallest-unoccupied-chair) |
| [2094-remove-stones-to-minimize-the-total](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2094-remove-stones-to-minimize-the-total) |
| [2413-smallest-number-in-infinite-set](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2413-smallest-number-in-infinite-set) |
| [2488-divide-intervals-into-minimum-number-of-groups](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2488-divide-intervals-into-minimum-number-of-groups) |
| [2616-maximal-score-after-applying-k-operations](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2616-maximal-score-after-applying-k-operations) |
| [3555-final-array-state-after-k-multiplication-operations-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3555-final-array-state-after-k-multiplication-operations-i) |
## Bucket Sort
| |
| ------- |
| [0164-maximum-gap](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0164-maximum-gap) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
| [0692-top-k-frequent-words](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0692-top-k-frequent-words) |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
## Counting
| |
| ------- |
| [0169-majority-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0169-majority-element) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
| [0692-top-k-frequent-words](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0692-top-k-frequent-words) |
| [0778-reorganize-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0778-reorganize-string) |
| [1620-check-if-array-pairs-are-divisible-by-k](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1620-check-if-array-pairs-are-divisible-by-k) |
## Divide and Conquer
| |
| ------- |
| [0053-maximum-subarray](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0053-maximum-subarray) |
| [0169-majority-element](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0169-majority-element) |
| [0215-kth-largest-element-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0215-kth-largest-element-in-an-array) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
## Quickselect
| |
| ------- |
| [0215-kth-largest-element-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0215-kth-largest-element-in-an-array) |
| [0347-top-k-frequent-elements](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0347-top-k-frequent-elements) |
## Geometry
| |
| ------- |
| [0223-rectangle-area](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0223-rectangle-area) |
| [0593-valid-square](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0593-valid-square) |
| [2575-minimum-cuts-to-divide-a-circle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2575-minimum-cuts-to-divide-a-circle) |
## Radix Sort
| |
| ------- |
| [0164-maximum-gap](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0164-maximum-gap) |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
## Enumeration
| |
| ------- |
| [0204-count-primes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0204-count-primes) |
| [2083-three-divisors](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2083-three-divisors) |
| [2170-count-number-of-maximum-bitwise-or-subsets](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2170-count-number-of-maximum-bitwise-or-subsets) |
| [3221-find-the-peaks](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3221-find-the-peaks) |
## Number Theory
| |
| ------- |
| [0204-count-primes](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0204-count-primes) |
| [0258-add-digits](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0258-add-digits) |
| [2083-three-divisors](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2083-three-divisors) |
| [2106-find-greatest-common-divisor-of-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2106-find-greatest-common-divisor-of-array) |
| [2491-smallest-even-multiple](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2491-smallest-even-multiple) |
## Dynamic Programming
| |
| ------- |
| [0005-longest-palindromic-substring](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0005-longest-palindromic-substring) |
| [0042-trapping-rain-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0042-trapping-rain-water) |
| [0045-jump-game-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0045-jump-game-ii) |
| [0053-maximum-subarray](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0053-maximum-subarray) |
| [0055-jump-game](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0055-jump-game) |
| [0062-unique-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0062-unique-paths) |
| [0063-unique-paths-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0063-unique-paths-ii) |
| [0064-minimum-path-sum](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0064-minimum-path-sum) |
| [0070-climbing-stairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0070-climbing-stairs) |
| [0118-pascals-triangle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0118-pascals-triangle) |
| [0120-triangle](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0120-triangle) |
| [0121-best-time-to-buy-and-sell-stock](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0121-best-time-to-buy-and-sell-stock) |
| [0198-house-robber](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0198-house-robber) |
| [0213-house-robber-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0213-house-robber-ii) |
| [0338-counting-bits](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0338-counting-bits) |
| [0392-is-subsequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0392-is-subsequence) |
| [0747-min-cost-climbing-stairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0747-min-cost-climbing-stairs) |
| [1013-fibonacci-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1013-fibonacci-number) |
| [1236-n-th-tribonacci-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1236-n-th-tribonacci-number) |
| [1402-count-square-submatrices-with-all-ones](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1402-count-square-submatrices-with-all-ones) |
| [1766-minimum-number-of-removals-to-make-mountain-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1766-minimum-number-of-removals-to-make-mountain-array) |
| [2554-minimum-total-distance-traveled](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2554-minimum-total-distance-traveled) |
| [2586-longest-square-streak-in-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2586-longest-square-streak-in-an-array) |
| [2794-maximum-number-of-moves-in-a-grid](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2794-maximum-number-of-moves-in-a-grid) |
## Database
| |
| ------- |
| [0175-combine-two-tables](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0175-combine-two-tables) |
| [0176-second-highest-salary](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0176-second-highest-salary) |
| [0177-nth-highest-salary](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0177-nth-highest-salary) |
| [0181-employees-earning-more-than-their-managers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0181-employees-earning-more-than-their-managers) |
| [0182-duplicate-emails](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0182-duplicate-emails) |
| [1908-recyclable-and-low-fat-products](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1908-recyclable-and-low-fat-products) |
## Backtracking
| |
| ------- |
| [0017-letter-combinations-of-a-phone-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0017-letter-combinations-of-a-phone-number) |
| [0051-n-queens](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0051-n-queens) |
| [0052-n-queens-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0052-n-queens-ii) |
| [0078-subsets](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0078-subsets) |
| [0090-subsets-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0090-subsets-ii) |
| [0257-binary-tree-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0257-binary-tree-paths) |
| [1715-split-a-string-into-the-max-number-of-unique-substrings](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1715-split-a-string-into-the-max-number-of-unique-substrings) |
| [2170-count-number-of-maximum-bitwise-or-subsets](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2170-count-number-of-maximum-bitwise-or-subsets) |
## Prefix Sum
| |
| ------- |
| [0238-product-of-array-except-self](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0238-product-of-array-except-self) |
| [0724-find-pivot-index](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0724-find-pivot-index) |
| [1046-max-consecutive-ones-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1046-max-consecutive-ones-iii) |
| [1694-make-sum-divisible-by-p](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1694-make-sum-divisible-by-p) |
| [1833-find-the-highest-altitude](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1833-find-the-highest-altitude) |
| [2006-find-the-student-that-will-replace-the-chalk](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2006-find-the-student-that-will-replace-the-chalk) |
| [2488-divide-intervals-into-minimum-number-of-groups](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2488-divide-intervals-into-minimum-number-of-groups) |
## Sliding Window
| |
| ------- |
| [0003-longest-substring-without-repeating-characters](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0003-longest-substring-without-repeating-characters) |
| [0643-maximum-average-subarray-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0643-maximum-average-subarray-i) |
| [1046-max-consecutive-ones-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1046-max-consecutive-ones-iii) |
| [1567-maximum-number-of-vowels-in-a-substring-of-given-length](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1567-maximum-number-of-vowels-in-a-substring-of-given-length) |
## Monotonic Stack
| |
| ------- |
| [0042-trapping-rain-water](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0042-trapping-rain-water) |
| [0496-next-greater-element-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0496-next-greater-element-i) |
| [0739-daily-temperatures](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0739-daily-temperatures) |
| [1002-maximum-width-ramp](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1002-maximum-width-ramp) |
## Depth-First Search
| |
| ------- |
| [0094-binary-tree-inorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0094-binary-tree-inorder-traversal) |
| [0098-validate-binary-search-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0098-validate-binary-search-tree) |
| [0100-same-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0100-same-tree) |
| [0101-symmetric-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0101-symmetric-tree) |
| [0104-maximum-depth-of-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0104-maximum-depth-of-binary-tree) |
| [0130-surrounded-regions](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0130-surrounded-regions) |
| [0144-binary-tree-preorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0144-binary-tree-preorder-traversal) |
| [0145-binary-tree-postorder-traversal](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0145-binary-tree-postorder-traversal) |
| [0199-binary-tree-right-side-view](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0199-binary-tree-right-side-view) |
| [0200-number-of-islands](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0200-number-of-islands) |
| [0226-invert-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0226-invert-binary-tree) |
| [0257-binary-tree-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0257-binary-tree-paths) |
| [0386-lexicographical-numbers](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0386-lexicographical-numbers) |
| [0404-sum-of-left-leaves](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0404-sum-of-left-leaves) |
| [0419-battleships-in-a-board](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0419-battleships-in-a-board) |
| [0463-island-perimeter](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0463-island-perimeter) |
| [0513-find-bottom-left-tree-value](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0513-find-bottom-left-tree-value) |
| [0529-minesweeper](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0529-minesweeper) |
| [0695-max-area-of-island](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0695-max-area-of-island) |
| [0733-flood-fill](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0733-flood-fill) |
| [0988-flip-equivalent-binary-trees](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0988-flip-equivalent-binary-trees) |
| [1035-cousins-in-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1035-cousins-in-binary-tree) |
| [1104-coloring-a-border](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1104-coloring-a-border) |
| [1116-maximum-level-sum-of-a-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1116-maximum-level-sum-of-a-binary-tree) |
| [1350-remove-sub-folders-from-the-filesystem](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1350-remove-sub-folders-from-the-filesystem) |
| [1428-jump-game-iii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1428-jump-game-iii) |
| [2416-evaluate-boolean-binary-tree](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2416-evaluate-boolean-binary-tree) |
| [2545-height-of-binary-tree-after-subtree-removal-queries](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2545-height-of-binary-tree-after-subtree-removal-queries) |
| [2677-cousins-in-binary-tree-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2677-cousins-in-binary-tree-ii) |
## Simulation
| |
| ------- |
| [0054-spiral-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0054-spiral-matrix) |
| [0059-spiral-matrix-ii](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0059-spiral-matrix-ii) |
| [0258-add-digits](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0258-add-digits) |
| [0289-game-of-life](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0289-game-of-life) |
| [0412-fizz-buzz](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0412-fizz-buzz) |
| [0657-robot-return-to-origin](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0657-robot-return-to-origin) |
| [0735-asteroid-collision](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0735-asteroid-collision) |
| [0898-transpose-matrix](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0898-transpose-matrix) |
| [0906-walking-robot-simulation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0906-walking-robot-simulation) |
| [1667-find-kth-bit-in-nth-binary-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1667-find-kth-bit-in-nth-binary-string) |
| [2006-find-the-student-that-will-replace-the-chalk](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2006-find-the-student-that-will-replace-the-chalk) |
| [2048-build-array-from-permutation](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2048-build-array-from-permutation) |
| [2058-concatenation-of-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2058-concatenation-of-array) |
| [2076-sum-of-digits-of-string-after-convert](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2076-sum-of-digits-of-string-after-convert) |
| [2132-convert-1d-array-into-2d-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2132-convert-1d-array-into-2d-array) |
| [2428-equal-row-and-column-pairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2428-equal-row-and-column-pairs) |
| [2470-removing-stars-from-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2470-removing-stars-from-a-string) |
| [3555-final-array-state-after-k-multiplication-operations-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/3555-final-array-state-after-k-multiplication-operations-i) |
## Game Theory
| |
| ------- |
| [0292-nim-game](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0292-nim-game) |
## Memoization
| |
| ------- |
| [0070-climbing-stairs](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0070-climbing-stairs) |
| [1013-fibonacci-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1013-fibonacci-number) |
| [1236-n-th-tribonacci-number](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1236-n-th-tribonacci-number) |
## String Matching
| |
| ------- |
| [0028-find-the-index-of-the-first-occurrence-in-a-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0028-find-the-index-of-the-first-occurrence-in-a-string) |
| [0812-rotate-string](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0812-rotate-string) |
## Merge Sort
| |
| ------- |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
## Counting Sort
| |
| ------- |
| [0948-sort-an-array](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0948-sort-an-array) |
## Combinatorics
| |
| ------- |
| [0062-unique-paths](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0062-unique-paths) |
## Design
| |
| ------- |
| [0225-implement-stack-using-queues](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0225-implement-stack-using-queues) |
| [0232-implement-queue-using-stacks](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0232-implement-queue-using-stacks) |
| [0729-my-calendar-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0729-my-calendar-i) |
| [2413-smallest-number-in-infinite-set](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2413-smallest-number-in-infinite-set) |
## Queue
| |
| ------- |
| [0225-implement-stack-using-queues](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0225-implement-stack-using-queues) |
| [0232-implement-queue-using-stacks](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0232-implement-queue-using-stacks) |
## Union Find
| |
| ------- |
| [0128-longest-consecutive-sequence](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0128-longest-consecutive-sequence) |
| [0130-surrounded-regions](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0130-surrounded-regions) |
| [0200-number-of-islands](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0200-number-of-islands) |
| [0695-max-area-of-island](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0695-max-area-of-island) |
## Interactive
| |
| ------- |
| [0374-guess-number-higher-or-lower](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0374-guess-number-higher-or-lower) |
## Segment Tree
| |
| ------- |
| [0729-my-calendar-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0729-my-calendar-i) |
## Ordered Set
| |
| ------- |
| [0729-my-calendar-i](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/0729-my-calendar-i) |
| [2413-smallest-number-in-infinite-set](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/2413-smallest-number-in-infinite-set) |
## Graph
| |
| ------- |
| [1916-find-center-of-star-graph](https://github.com/themysterysolver/LEET-AND-FUN/tree/master/1916-find-center-of-star-graph) |