GitHub - PrachetShah/LeetCode-Sums: Problems from Leetcode, GFG and Hackerrank. Star the Repository if it helped you

Love Babbar 450 Sheet

https://drive.google.com/file/d/1FMdN_OCfOI0iAeDlqswCiC2DZzD4nPsb/view

Data Structure and Tips

Trie Data Structure: Leetcode Sol Link
Heap Data Structure: Link
Python Collections Module (OrderedDict, defaultDict, deQueue ,etc): Link

DP Resource

Best Coin Change Explanations - Link
Unique Paths - Link

Name		Name	Last commit message	Last commit date
Latest commit History 3,299 Commits
0001-two-sum		0001-two-sum
0002-add-two-numbers		0002-add-two-numbers
0004-median-of-two-sorted-arrays		0004-median-of-two-sorted-arrays
0006-zigzag-conversion		0006-zigzag-conversion
0009-palindrome-number		0009-palindrome-number
0011-container-with-most-water		0011-container-with-most-water
0014-longest-common-prefix		0014-longest-common-prefix
0015-3sum		0015-3sum
0017-letter-combinations-of-a-phone-number		0017-letter-combinations-of-a-phone-number
0018-4sum		0018-4sum
0019-remove-nth-node-from-end-of-list		0019-remove-nth-node-from-end-of-list
0020-valid-parentheses		0020-valid-parentheses
0021-merge-two-sorted-lists		0021-merge-two-sorted-lists
0023-merge-k-sorted-lists		0023-merge-k-sorted-lists
0025-reverse-nodes-in-k-group		0025-reverse-nodes-in-k-group
0026-remove-duplicates-from-sorted-array		0026-remove-duplicates-from-sorted-array
0027-remove-element		0027-remove-element
0028-find-the-index-of-the-first-occurrence-in-a-string		0028-find-the-index-of-the-first-occurrence-in-a-string
0031-next-permutation		0031-next-permutation
0033-search-in-rotated-sorted-array		0033-search-in-rotated-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array		0034-find-first-and-last-position-of-element-in-sorted-array
0035-search-insert-position		0035-search-insert-position
0036-valid-sudoku		0036-valid-sudoku
0037-sudoku-solver		0037-sudoku-solver
0042-trapping-rain-water		0042-trapping-rain-water
0043-multiply-strings		0043-multiply-strings
0045-jump-game-ii		0045-jump-game-ii
0046-permutations		0046-permutations
0048-rotate-image		0048-rotate-image
0049-group-anagrams		0049-group-anagrams
0050-powx-n		0050-powx-n
0051-n-queens		0051-n-queens
0053-maximum-subarray		0053-maximum-subarray
0054-spiral-matrix		0054-spiral-matrix
0055-jump-game		0055-jump-game
0056-merge-intervals		0056-merge-intervals
0057-insert-interval		0057-insert-interval
0061-rotate-list		0061-rotate-list
0062-unique-paths		0062-unique-paths
0066-plus-one		0066-plus-one
0067-add-binary		0067-add-binary
0068-text-justification		0068-text-justification
0069-sqrtx		0069-sqrtx
0070-climbing-stairs		0070-climbing-stairs
0071-simplify-path		0071-simplify-path
0072-edit-distance		0072-edit-distance
0073-set-matrix-zeroes		0073-set-matrix-zeroes
0074-search-a-2d-matrix		0074-search-a-2d-matrix
0075-sort-colors		0075-sort-colors
0077-combinations		0077-combinations
0078-subsets		0078-subsets
0079-word-search		0079-word-search
0083-remove-duplicates-from-sorted-list		0083-remove-duplicates-from-sorted-list
0084-largest-rectangle-in-histogram		0084-largest-rectangle-in-histogram
0085-maximal-rectangle		0085-maximal-rectangle
0086-partition-list		0086-partition-list
0087-scramble-string		0087-scramble-string
0088-merge-sorted-array		0088-merge-sorted-array
0092-reverse-linked-list-ii		0092-reverse-linked-list-ii
0093-restore-ip-addresses		0093-restore-ip-addresses
0094-binary-tree-inorder-traversal		0094-binary-tree-inorder-traversal
0097-interleaving-string		0097-interleaving-string
0100-same-tree		0100-same-tree
0101-symmetric-tree		0101-symmetric-tree
0102-binary-tree-level-order-traversal		0102-binary-tree-level-order-traversal
0103-binary-tree-zigzag-level-order-traversal		0103-binary-tree-zigzag-level-order-traversal
0104-maximum-depth-of-binary-tree		0104-maximum-depth-of-binary-tree
0105-construct-binary-tree-from-preorder-and-inorder-traversal		0105-construct-binary-tree-from-preorder-and-inorder-traversal
0106-construct-binary-tree-from-inorder-and-postorder-traversal		0106-construct-binary-tree-from-inorder-and-postorder-traversal
0109-convert-sorted-list-to-binary-search-tree		0109-convert-sorted-list-to-binary-search-tree
0110-balanced-binary-tree		0110-balanced-binary-tree
0118-pascals-triangle		0118-pascals-triangle
0121-best-time-to-buy-and-sell-stock		0121-best-time-to-buy-and-sell-stock
0122-best-time-to-buy-and-sell-stock-ii		0122-best-time-to-buy-and-sell-stock-ii
0124-binary-tree-maximum-path-sum		0124-binary-tree-maximum-path-sum
0125-valid-palindrome		0125-valid-palindrome
0129-sum-root-to-leaf-numbers		0129-sum-root-to-leaf-numbers
0131-palindrome-partitioning		0131-palindrome-partitioning
0134-gas-station		0134-gas-station
0136-single-number		0136-single-number
0138-copy-list-with-random-pointer		0138-copy-list-with-random-pointer
0141-linked-list-cycle		0141-linked-list-cycle
0142-linked-list-cycle-ii		0142-linked-list-cycle-ii
0144-binary-tree-preorder-traversal		0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal		0145-binary-tree-postorder-traversal
0149-max-points-on-a-line		0149-max-points-on-a-line
0150-evaluate-reverse-polish-notation		0150-evaluate-reverse-polish-notation
0151-reverse-words-in-a-string		0151-reverse-words-in-a-string
0160-intersection-of-two-linked-lists		0160-intersection-of-two-linked-lists
0169-majority-element		0169-majority-element
0175-combine-two-tables		0175-combine-two-tables
0176-second-highest-salary		0176-second-highest-salary
0183-customers-who-never-order		0183-customers-who-never-order
0189-rotate-array		0189-rotate-array
0196-delete-duplicate-emails		0196-delete-duplicate-emails
0197-rising-temperature		0197-rising-temperature
0198-house-robber		0198-house-robber
0204-count-primes		0204-count-primes
0205-isomorphic-strings		0205-isomorphic-strings
0206-reverse-linked-list		0206-reverse-linked-list

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