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0017-letter-combinations-of-a-phone-number
0017-letter-combinations-of-a-phone-number
 
 
0026-remove-duplicates-from-sorted-array
0026-remove-duplicates-from-sorted-array
 
 
0729-my-calendar-i
0729-my-calendar-i
 
 
0792-number-of-matching-subsequences
0792-number-of-matching-subsequences
 
 
0833-find-and-replace-in-string
0833-find-and-replace-in-string
 
 
0847-shortest-path-visiting-all-nodes
0847-shortest-path-visiting-all-nodes
 
 
1-two-sum
1-two-sum
 
 
10-regular-expression-matching
10-regular-expression-matching
 
 
100-same-tree
100-same-tree
 
 
1007-minimum-domino-rotations-for-equal-row
1007-minimum-domino-rotations-for-equal-row
 
 
101-symmetric-tree
101-symmetric-tree
 
 
1020-number-of-enclaves
1020-number-of-enclaves
 
 
1021-remove-outermost-parentheses
1021-remove-outermost-parentheses
 
 
1029-two-city-scheduling
1029-two-city-scheduling
 
 
103-binary-tree-zigzag-level-order-traversal
103-binary-tree-zigzag-level-order-traversal
 
 
1046-last-stone-weight
1046-last-stone-weight
 
 
1047-remove-all-adjacent-duplicates-in-string
1047-remove-all-adjacent-duplicates-in-string
 
 
105-construct-binary-tree-from-preorder-and-inorder-traversal
105-construct-binary-tree-from-preorder-and-inorder-traversal
 
 
1050-actors-and-directors-who-cooperated-at-least-three-times
1050-actors-and-directors-who-cooperated-at-least-three-times
 
 
1055-shortest-way-to-form-string
1055-shortest-way-to-form-string
 
 
1057-campus-bikes
1057-campus-bikes
 
 
106-construct-binary-tree-from-inorder-and-postorder-traversal
106-construct-binary-tree-from-inorder-and-postorder-traversal
 
 
108-convert-sorted-array-to-binary-search-tree
108-convert-sorted-array-to-binary-search-tree
 
 
1084-sales-analysis-iii
1084-sales-analysis-iii
 
 
1087-brace-expansion
1087-brace-expansion
 
 
1091-shortest-path-in-binary-matrix
1091-shortest-path-in-binary-matrix
 
 
11-container-with-most-water
11-container-with-most-water
 
 
110-balanced-binary-tree
110-balanced-binary-tree
 
 
1101-the-earliest-moment-when-everyone-become-friends
1101-the-earliest-moment-when-everyone-become-friends
 
 
1110-delete-nodes-and-return-forest
1110-delete-nodes-and-return-forest
 
 
1112-highest-grade-for-each-student
1112-highest-grade-for-each-student
 
 
112-path-sum
112-path-sum
 
 
1129-shortest-path-with-alternating-colors
1129-shortest-path-with-alternating-colors
 
 
113-path-sum-ii
113-path-sum-ii
 
 
1136-parallel-courses
1136-parallel-courses
 
 
114-flatten-binary-tree-to-linked-list
114-flatten-binary-tree-to-linked-list
 
 
1141-user-activity-for-the-past-30-days-i
1141-user-activity-for-the-past-30-days-i
 
 
1143-longest-common-subsequence
1143-longest-common-subsequence
 
 
1146-snapshot-array
1146-snapshot-array
 
 
1148-article-views-i
1148-article-views-i
 
 
1152-analyze-user-website-visit-pattern
1152-analyze-user-website-visit-pattern
 
 
1158-market-analysis-i
1158-market-analysis-i
 
 
1162-as-far-from-land-as-possible
1162-as-far-from-land-as-possible
 
 
1173-immediate-food-delivery-i
1173-immediate-food-delivery-i
 
 
1193-monthly-transactions-i
1193-monthly-transactions-i
 
 
1197-minimum-knight-moves
1197-minimum-knight-moves
 
 
12-integer-to-roman
12-integer-to-roman
 
 
1202-smallest-string-with-swaps
1202-smallest-string-with-swaps
 
 
1209-remove-all-adjacent-duplicates-in-string-ii
1209-remove-all-adjacent-duplicates-in-string-ii
 
 
121-best-time-to-buy-and-sell-stock
121-best-time-to-buy-and-sell-stock
 
 
1211-queries-quality-and-percentage
1211-queries-quality-and-percentage
 
 
1219-path-with-maximum-gold
1219-path-with-maximum-gold
 
 
1235-maximum-profit-in-job-scheduling
1235-maximum-profit-in-job-scheduling
 
 
124-binary-tree-maximum-path-sum
124-binary-tree-maximum-path-sum
 
 
1249-minimum-remove-to-make-valid-parentheses
1249-minimum-remove-to-make-valid-parentheses
 
 
1251-average-selling-price
1251-average-selling-price
 
 
1254-number-of-closed-islands
1254-number-of-closed-islands
 
 
1268-search-suggestions-system
1268-search-suggestions-system
 
 
127-word-ladder
127-word-ladder
 
 
1272-remove-interval
1272-remove-interval
 
 
1275-find-winner-on-a-tic-tac-toe-game
1275-find-winner-on-a-tic-tac-toe-game
 
 
128-longest-consecutive-sequence
128-longest-consecutive-sequence
 
 
1281-subtract-the-product-and-sum-of-digits-of-an-integer
1281-subtract-the-product-and-sum-of-digits-of-an-integer
 
 
1288-remove-covered-intervals
1288-remove-covered-intervals
 
 
1291-sequential-digits
1291-sequential-digits
 
 
1293-shortest-path-in-a-grid-with-obstacles-elimination
1293-shortest-path-in-a-grid-with-obstacles-elimination
 
 
13-roman-to-integer
13-roman-to-integer
 
 
1304-find-n-unique-integers-sum-up-to-zero
1304-find-n-unique-integers-sum-up-to-zero
 
 
1306-jump-game-iii
1306-jump-game-iii
 
 
1319-number-of-operations-to-make-network-connected
1319-number-of-operations-to-make-network-connected
 
 
1325-delete-leaves-with-a-given-value
1325-delete-leaves-with-a-given-value
 
 
133-clone-graph
133-clone-graph
 
 
1331-rank-transform-of-an-array
1331-rank-transform-of-an-array
 
 
1337-the-k-weakest-rows-in-a-matrix
1337-the-k-weakest-rows-in-a-matrix
 
 
134-gas-station
134-gas-station
 
 
1348-tweet-counts-per-frequency
1348-tweet-counts-per-frequency
 
 
1353-maximum-number-of-events-that-can-be-attended
1353-maximum-number-of-events-that-can-be-attended
 
 
1359-count-all-valid-pickup-and-delivery-options
1359-count-all-valid-pickup-and-delivery-options
 
 
136-single-number
136-single-number
 
 
1376-time-needed-to-inform-all-employees
1376-time-needed-to-inform-all-employees
 
 
138-copy-list-with-random-pointer
138-copy-list-with-random-pointer
 
 
1385-find-the-distance-value-between-two-arrays
1385-find-the-distance-value-between-two-arrays
 
 
1386-cinema-seat-allocation
1386-cinema-seat-allocation
 
 
139-word-break
139-word-break
 
 
1393-capital-gain-loss
1393-capital-gain-loss
 
 
1398-customers-who-bought-products-a-and-b-but-not-c
1398-customers-who-bought-products-a-and-b-but-not-c
 
 
14-longest-common-prefix
14-longest-common-prefix
 
 
140-word-break-ii
140-word-break-ii
 
 
1404-number-of-steps-to-reduce-a-number-in-binary-representation-to-one
1404-number-of-steps-to-reduce-a-number-in-binary-representation-to-one
 
 
1405-longest-happy-string
1405-longest-happy-string
 
 
1407-top-travellers
1407-top-travellers
 
 
141-linked-list-cycle
141-linked-list-cycle
 
 
1423-maximum-points-you-can-obtain-from-cards
1423-maximum-points-you-can-obtain-from-cards
 
 
143-reorder-list
143-reorder-list
 
 
144-binary-tree-preorder-traversal
144-binary-tree-preorder-traversal
 
 
1440-evaluate-boolean-expression
1440-evaluate-boolean-expression
 
 
1445-apples-and-amp-oranges
1445-apples-and-amp-oranges
 
 
145-binary-tree-postorder-traversal
145-binary-tree-postorder-traversal
 
 
1457-pseudo-palindromic-paths-in-a-binary-tree
1457-pseudo-palindromic-paths-in-a-binary-tree
 
 
146-lru-cache
146-lru-cache
 
 

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problem-solving

This repository contains all the problem solving solutions done in leetcode, hackerrank and geeksforgeeks.

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