GitHub - itsaartii/LeetCode-Problems: Posting daily Leetcode solutions in Java, covering problem descriptions, approaches, and optimized code. Categorizing by topic. Contributions welcome!

#Leetcode Problem Solutions

This repository contains solutions to various Leetcode coding problems. Each solution is implemented in Java and includes a description of the problem, the approach used, and the final solution code.

Structure Problems: The problem descriptions are taken from Leetcode, and each solution follows the exact problem format. Solutions: Solutions are written in a concise and optimized manner, utilizing core Java concepts and algorithms.

Name		Name	Last commit message	Last commit date
Latest commit History 279 Commits
0002-add-two-numbers		0002-add-two-numbers
0003-longest-substring-without-repeating-characters		0003-longest-substring-without-repeating-characters
0012-integer-to-roman		0012-integer-to-roman
0015-3sum		0015-3sum
0019-remove-nth-node-from-end-of-list		0019-remove-nth-node-from-end-of-list
0020-valid-parentheses		0020-valid-parentheses
0024-swap-nodes-in-pairs		0024-swap-nodes-in-pairs
0033-search-in-rotated-sorted-array		0033-search-in-rotated-sorted-array
0038-count-and-say		0038-count-and-say
0041-first-missing-positive		0041-first-missing-positive
0050-powx-n		0050-powx-n
0055-jump-game		0055-jump-game
0070-climbing-stairs		0070-climbing-stairs
0080-remove-duplicates-from-sorted-array-ii		0080-remove-duplicates-from-sorted-array-ii
0086-partition-list		0086-partition-list
0092-reverse-linked-list-ii		0092-reverse-linked-list-ii
0094-binary-tree-inorder-traversal		0094-binary-tree-inorder-traversal
0098-validate-binary-search-tree		0098-validate-binary-search-tree
0150-evaluate-reverse-polish-notation		0150-evaluate-reverse-polish-notation
0151-reverse-words-in-a-string		0151-reverse-words-in-a-string
0155-min-stack		0155-min-stack
0179-largest-number		0179-largest-number
0215-kth-largest-element-in-an-array		0215-kth-largest-element-in-an-array
0222-count-complete-tree-nodes		0222-count-complete-tree-nodes
0230-kth-smallest-element-in-a-bst		0230-kth-smallest-element-in-a-bst
0235-lowest-common-ancestor-of-a-binary-search-tree		0235-lowest-common-ancestor-of-a-binary-search-tree
0236-lowest-common-ancestor-of-a-binary-tree		0236-lowest-common-ancestor-of-a-binary-tree
0290-word-pattern		0290-word-pattern
0344-reverse-string		0344-reverse-string
0347-top-k-frequent-elements		0347-top-k-frequent-elements
0349-intersection-of-two-arrays		0349-intersection-of-two-arrays
0371-sum-of-two-integers		0371-sum-of-two-integers
0402-remove-k-digits		0402-remove-k-digits
0443-string-compression		0443-string-compression
0445-add-two-numbers-ii		0445-add-two-numbers-ii
0451-sort-characters-by-frequency		0451-sort-characters-by-frequency
0485-max-consecutive-ones		0485-max-consecutive-ones
0500-keyboard-row		0500-keyboard-row
0506-relative-ranks		0506-relative-ranks
0509-fibonacci-number		0509-fibonacci-number
0515-find-largest-value-in-each-tree-row		0515-find-largest-value-in-each-tree-row
0517-super-washing-machines		0517-super-washing-machines
0567-permutation-in-string		0567-permutation-in-string
0575-distribute-candies		0575-distribute-candies
0628-maximum-product-of-three-numbers		0628-maximum-product-of-three-numbers
0653-two-sum-iv-input-is-a-bst		0653-two-sum-iv-input-is-a-bst
0670-maximum-swap		0670-maximum-swap
0746-min-cost-climbing-stairs		0746-min-cost-climbing-stairs
0769-max-chunks-to-make-sorted		0769-max-chunks-to-make-sorted
0781-rabbits-in-forest		0781-rabbits-in-forest
0806-number-of-lines-to-write-string		0806-number-of-lines-to-write-string
0830-positions-of-large-groups		0830-positions-of-large-groups
0860-lemonade-change		0860-lemonade-change
0881-boats-to-save-people		0881-boats-to-save-people
0917-reverse-only-letters		0917-reverse-only-letters
0921-minimum-add-to-make-parentheses-valid		0921-minimum-add-to-make-parentheses-valid
0929-unique-email-addresses		0929-unique-email-addresses
0938-range-sum-of-bst		0938-range-sum-of-bst
0951-flip-equivalent-binary-trees		0951-flip-equivalent-binary-trees
0962-maximum-width-ramp		0962-maximum-width-ramp
0973-k-closest-points-to-origin		0973-k-closest-points-to-origin
0991-broken-calculator		0991-broken-calculator
0992-subarrays-with-k-different-integers		0992-subarrays-with-k-different-integers
1004-max-consecutive-ones-iii		1004-max-consecutive-ones-iii
1029-two-city-scheduling		1029-two-city-scheduling
1046-last-stone-weight		1046-last-stone-weight
1054-distant-barcodes		1054-distant-barcodes
1137-n-th-tribonacci-number		1137-n-th-tribonacci-number
1200-minimum-absolute-difference		1200-minimum-absolute-difference
1221-split-a-string-in-balanced-strings		1221-split-a-string-in-balanced-strings
1233-remove-sub-folders-from-the-filesystem		1233-remove-sub-folders-from-the-filesystem
1290		1290
1305-all-elements-in-two-binary-search-trees		1305-all-elements-in-two-binary-search-trees
1338-reduce-array-size-to-the-half		1338-reduce-array-size-to-the-half
1339-maximum-product-of-splitted-binary-tree		1339-maximum-product-of-splitted-binary-tree
1423-maximum-points-you-can-obtain-from-cards		1423-maximum-points-you-can-obtain-from-cards
1493-longest-subarray-of-1s-after-deleting-one-element		1493-longest-subarray-of-1s-after-deleting-one-element
1535-find-the-winner-of-an-array-game		1535-find-the-winner-of-an-array-game
1545-find-kth-bit-in-nth-binary-string		1545-find-kth-bit-in-nth-binary-string
1551-minimum-operations-to-make-array-equal		1551-minimum-operations-to-make-array-equal
1679-max-number-of-k-sum-pairs		1679-max-number-of-k-sum-pairs
1711-count-good-meals		1711-count-good-meals
1760-minimum-limit-of-balls-in-a-bag		1760-minimum-limit-of-balls-in-a-bag
1792-maximum-average-pass-ratio		1792-maximum-average-pass-ratio
1813-sentence-similarity-iii		1813-sentence-similarity-iii
1829-maximum-xor-for-each-query		1829-maximum-xor-for-each-query
1845-seat-reservation-manager		1845-seat-reservation-manager
1962-remove-stones-to-minimize-the-total		1962-remove-stones-to-minimize-the-total
1963-minimum-number-of-swaps-to-make-the-string-balanced		1963-minimum-number-of-swaps-to-make-the-string-balanced
2044-count-number-of-maximum-bitwise-or-subsets		2044-count-number-of-maximum-bitwise-or-subsets
2054-two-best-non-overlapping-events		2054-two-best-non-overlapping-events
2091-removing-minimum-and-maximum-from-array		2091-removing-minimum-and-maximum-from-array
2109-adding-spaces-to-a-string		2109-adding-spaces-to-a-string
2208-minimum-operations-to-halve-array-sum		2208-minimum-operations-to-halve-array-sum
2231-largest-number-after-digit-swaps-by-parity		2231-largest-number-after-digit-swaps-by-parity
2236-root-equals-sum-of-children		2236-root-equals-sum-of-children
2335-minimum-amount-of-time-to-fill-cups		2335-minimum-amount-of-time-to-fill-cups
2337-move-pieces-to-obtain-a-string		2337-move-pieces-to-obtain-a-string
2415-reverse-odd-levels-of-binary-tree		2415-reverse-odd-levels-of-binary-tree
2449-minimum-number-of-operations-to-make-arrays-similar		2449-minimum-number-of-operations-to-make-arrays-similar

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