Name		Name	Last commit message	Last commit date
1-two-sum		1-two-sum
100-same-tree		100-same-tree
1004-max-consecutive-ones-iii		1004-max-consecutive-ones-iii
101-symmetric-tree		101-symmetric-tree
1011-capacity-to-ship-packages-within-d-days		1011-capacity-to-ship-packages-within-d-days
1014-best-sightseeing-pair		1014-best-sightseeing-pair
1019-next-greater-node-in-linked-list		1019-next-greater-node-in-linked-list
102-binary-tree-level-order-traversal		102-binary-tree-level-order-traversal
1020-number-of-enclaves		1020-number-of-enclaves
103-binary-tree-zigzag-level-order-traversal		103-binary-tree-zigzag-level-order-traversal
104-maximum-depth-of-binary-tree		104-maximum-depth-of-binary-tree
1046-last-stone-weight		1046-last-stone-weight
107-binary-tree-level-order-traversal-ii		107-binary-tree-level-order-traversal-ii
1081-smallest-subsequence-of-distinct-characters		1081-smallest-subsequence-of-distinct-characters
11-container-with-most-water		11-container-with-most-water
110-balanced-binary-tree		110-balanced-binary-tree
111-minimum-depth-of-binary-tree		111-minimum-depth-of-binary-tree
112-path-sum		112-path-sum
1123-lowest-common-ancestor-of-deepest-leaves		1123-lowest-common-ancestor-of-deepest-leaves
113-path-sum-ii		113-path-sum-ii
1137-n-th-tribonacci-number		1137-n-th-tribonacci-number
1190-reverse-substrings-between-each-pair-of-parentheses		1190-reverse-substrings-between-each-pair-of-parentheses
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
122-best-time-to-buy-and-sell-stock-ii		122-best-time-to-buy-and-sell-stock-ii
1237-find-positive-integer-solution-for-a-given-equation		1237-find-positive-integer-solution-for-a-given-equation
124-binary-tree-maximum-path-sum		124-binary-tree-maximum-path-sum
1248-count-number-of-nice-subarrays		1248-count-number-of-nice-subarrays
125-valid-palindrome		125-valid-palindrome
1254-number-of-closed-islands		1254-number-of-closed-islands
128-longest-consecutive-sequence		128-longest-consecutive-sequence
1283-find-the-smallest-divisor-given-a-threshold		1283-find-the-smallest-divisor-given-a-threshold
129-sum-root-to-leaf-numbers		129-sum-root-to-leaf-numbers
130-surrounded-regions		130-surrounded-regions
1305-all-elements-in-two-binary-search-trees		1305-all-elements-in-two-binary-search-trees
1306-jump-game-iii		1306-jump-game-iii
131-palindrome-partitioning		131-palindrome-partitioning
1315-sum-of-nodes-with-even-valued-grandparent		1315-sum-of-nodes-with-even-valued-grandparent
1319-number-of-operations-to-make-network-connected		1319-number-of-operations-to-make-network-connected
1328-break-a-palindrome		1328-break-a-palindrome
1338-reduce-array-size-to-the-half		1338-reduce-array-size-to-the-half
1351-count-negative-numbers-in-a-sorted-matrix		1351-count-negative-numbers-in-a-sorted-matrix
14-longest-common-prefix		14-longest-common-prefix
141-linked-list-cycle		141-linked-list-cycle
1418-display-table-of-food-orders-in-a-restaurant		1418-display-table-of-food-orders-in-a-restaurant
143-reorder-list		143-reorder-list
1438-longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit		1438-longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit
144-binary-tree-preorder-traversal		144-binary-tree-preorder-traversal
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
147-insertion-sort-list		147-insertion-sort-list
1470-shuffle-the-array		1470-shuffle-the-array
1480-running-sum-of-1d-array		1480-running-sum-of-1d-array
15-3sum		15-3sum
150-evaluate-reverse-polish-notation		150-evaluate-reverse-polish-notation
153-find-minimum-in-rotated-sorted-array		153-find-minimum-in-rotated-sorted-array
1545-find-kth-bit-in-nth-binary-string		1545-find-kth-bit-in-nth-binary-string
155-min-stack		155-min-stack
1561-maximum-number-of-coins-you-can-get		1561-maximum-number-of-coins-you-can-get
1584-min-cost-to-connect-all-points		1584-min-cost-to-connect-all-points
16-3sum-closest		16-3sum-closest
1630-arithmetic-subarrays		1630-arithmetic-subarrays
1642-furthest-building-you-can-reach		1642-furthest-building-you-can-reach
1679-max-number-of-k-sum-pairs		1679-max-number-of-k-sum-pairs
1696-jump-game-vi		1696-jump-game-vi
17-letter-combinations-of-a-phone-number		17-letter-combinations-of-a-phone-number
173-binary-search-tree-iterator		173-binary-search-tree-iterator
179-largest-number		179-largest-number
1805-number-of-different-integers-in-a-string		1805-number-of-different-integers-in-a-string
1823-find-the-winner-of-the-circular-game		1823-find-the-winner-of-the-circular-game
1838-frequency-of-the-most-frequent-element		1838-frequency-of-the-most-frequent-element
1877-minimize-maximum-pair-sum-in-array		1877-minimize-maximum-pair-sum-in-array
189-rotate-array		189-rotate-array
19-remove-nth-node-from-end-of-list		19-remove-nth-node-from-end-of-list
1905-count-sub-islands		1905-count-sub-islands
1968-array-with-elements-not-equal-to-average-of-neighbors		1968-array-with-elements-not-equal-to-average-of-neighbors
1969-minimum-non-zero-product-of-the-array-elements		1969-minimum-non-zero-product-of-the-array-elements
1971-find-if-path-exists-in-graph		1971-find-if-path-exists-in-graph
198-house-robber		198-house-robber
199-binary-tree-right-side-view		199-binary-tree-right-side-view
2-add-two-numbers		2-add-two-numbers
20-valid-parentheses		20-valid-parentheses
200-number-of-islands		200-number-of-islands
2007-find-original-array-from-doubled-array		2007-find-original-array-from-doubled-array
2063-vowels-of-all-substrings		2063-vowels-of-all-substrings
207-course-schedule		207-course-schedule
2086-minimum-number-of-buckets-required-to-collect-rainwater-from-houses		2086-minimum-number-of-buckets-required-to-collect-rainwater-from-houses
209-minimum-size-subarray-sum		209-minimum-size-subarray-sum
21-merge-two-sorted-lists		21-merge-two-sorted-lists
210-course-schedule-ii		210-course-schedule-ii
2100-find-good-days-to-rob-the-bank		2100-find-good-days-to-rob-the-bank
2110-number-of-smooth-descent-periods-of-a-stock		2110-number-of-smooth-descent-periods-of-a-stock
213-house-robber-ii		213-house-robber-ii
2130-maximum-twin-sum-of-a-linked-list		2130-maximum-twin-sum-of-a-linked-list
2140-solving-questions-with-brainpower		2140-solving-questions-with-brainpower
215-kth-largest-element-in-an-array		215-kth-largest-element-in-an-array
216-combination-sum-iii		216-combination-sum-iii
217-contains-duplicate		217-contains-duplicate
2187-minimum-time-to-complete-trips		2187-minimum-time-to-complete-trips

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Data structures and Algorithms practice questions

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