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1000+ javascript answers of leetcode problems.

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.gitignore
 
 
1-two-sum.js
 
 
10-regular-expression-matching.js
 
 
100-same-tree.js
 
 
1000-minimum-cost-to-merge-stones.js
 
 
1001-grid-illumination.js
 
 
1002-find-common-characters.js
 
 
1004-max-consecutive-ones-iii.js
 
 
1005-maximize-sum-of-array-after-k-negations.js
 
 
1006-clumsy-factorial.js
 
 
1008-construct-binary-search-tree-from-preorder-traversal.js
 
 
101-symmetric-tree.js
 
 
1012-complement-of-base-10-integer.js
 
 
1013-pairs-of-songs-with-total-durations-divisible-by-60.js
 
 
1014-capacity-to-ship-packages-within-d-days.js
 
 
1015-numbers-with-repeated-digits.js
 
 
1017-convert-to-base-2.js
 
 
1018-binary-prefix-divisible-by-5.js
 
 
102-binary-tree-level-order-traversal.js
 
 
1020-partition-array-into-three-parts-with-equal-sum.js
 
 
1021-best-sightseeing-pair.js
 
 
1021-remove-outermost-parentheses.js
 
 
1022-smallest-integer-divisible-by-k.js
 
 
1022-sum-of-root-to-leaf-binary-numbers.js
 
 
1023-binary-string-with-substrings-representing-1-to-n.js
 
 
1023-camelcase-matching.js
 
 
1024-video-stitching.js
 
 
1025-divisor-game.js
 
 
1026-maximum-difference-between-node-and-ancestor.js
 
 
1027-longest-arithmetic-sequence.js
 
 
1028-recover-a-tree-from-preorder-traversal.js
 
 
1029-two-city-scheduling.js
 
 
103-binary-tree-zigzag-level-order-traversal.js
 
 
1030-matrix-cells-in-distance-order.js
 
 
1030-next-greater-node-in-linked-list.js
 
 
1031-maximum-sum-of-two-non-overlapping-subarrays.js
 
 
1031-number-of-enclaves.js
 
 
1032-stream-of-characters.js
 
 
1033-moving-stones-until-consecutive.js
 
 
1034-coloring-a-border.js
 
 
1035-uncrossed-lines.js
 
 
1036-escape-a-large-maze.js
 
 
1037-valid-boomerang.js
 
 
1038-binary-search-tree-to-greater-sum-tree.js
 
 
1039-minimum-score-triangulation-of-polygon.js
 
 
104-maximum-depth-of-binary-tree.js
 
 
1040-moving-stones-until-consecutive-ii.js
 
 
1041-robot-bounded-in-circle.js
 
 
1042-flower-planting-with-no-adjacent.js
 
 
1043-partition-array-for-maximum-sum.js
 
 
1044-longest-duplicate-substring.js
 
 
1046-last-stone-weight.js
 
 
1047-remove-all-adjacent-duplicates-in-string.js
 
 
1048-longest-string-chain.js
 
 
1049-last-stone-weight-ii.js
 
 
105-construct-binary-tree-from-preorder-and-inorder-traversal.js
 
 
1051-height-checker.js
 
 
1052-grumpy-bookstore-owner.js
 
 
1053-previous-permutation-with-one-swap.js
 
 
1054-distant-barcodes.js
 
 
106-construct-binary-tree-from-inorder-and-postorder-traversal.js
 
 
1060-missing-element-in-sorted-array.js
 
 
1067-digit-count-in-range.js
 
 
1068-product-sales-analysis-i.sql
 
 
1069-product-sales-analysis-ii.sql
 
 
107-binary-tree-level-order-traversal-ii.js
 
 
1070-product-sales-analysis-iii.sql
 
 
1071-greatest-common-divisor-of-strings.js
 
 
1072-flip-columns-for-maximum-number-of-equal-rows.js
 
 
1073-adding-two-negabinary-numbers.js
 
 
1074-number-of-submatrices-that-sum-to-target.js
 
 
1075-project-employees-i.sql
 
 
1076-project-employees-ii.sql
 
 
1077-project-employees-iii.sql
 
 
1079-letter-tile-possibilities.js
 
 
108-convert-sorted-array-to-binary-search-tree.js
 
 
1081-smallest-subsequence-of-distinct-characters.js
 
 
1082-sales-analysis-i.sql
 
 
1083-sales-analysis-ii.sql
 
 
1084-sales-analysis-iii.sql
 
 
1086-high-five.js
 
 
1087-brace-expansion.js
 
 
1088-confusing-number-ii.js
 
 
1089-duplicate-zeros.js
 
 
109-convert-sorted-list-to-binary-search-tree.js
 
 
1090-largest-values-from-labels.js
 
 
1091-shortest-path-in-binary-matrix.js
 
 
1092-shortest-common-supersequence.js
 
 
1093-statistics-from-a-large-sample.js
 
 
1094-car-pooling.js
 
 
1095-find-in-mountain-array.js
 
 
1096-brace-expansion-ii.js
 
 
1099-two-sum-less-than-k.js
 
 
11-container-with-most-water.js
 
 
110-balanced-binary-tree.js
 
 
1105-filling-bookcase-shelves.js
 
 
1106-parsing-a-boolean-expression.js
 
 
1108-defanging-an-ip-address.js
 
 
1109-corporate-flight-bookings.js
 
 
111-minimum-depth-of-binary-tree.js
 
 
1110-delete-nodes-and-return-forest.js
 
 
1118-number-of-days-in-a-month.js
 
 
112-path-sum.js
 
 
1120-maximum-average-subtree.js
 
 
1121-divide-array-into-increasing-sequences.js
 
 
1122-relative-sort-array.js
 
 
1123-lowest-common-ancestor-of-deepest-leaves.js
 
 
1124-longest-well-performing-interval.js
 
 
1125-smallest-sufficient-team.js
 
 
1127-user-purchase-platform.sql
 
 
1129-shortest-path-with-alternating-colors.js
 
 
113-path-sum-ii.js
 
 
1130-minimum-cost-tree-from-leaf-values.js
 
 
1136-parallel-courses.js
 
 
1137-n-th-tribonacci-number.js
 
 
1138-alphabet-board-path.js
 
 
1139-largest-1-bordered-square.js
 
 
114-flatten-binary-tree-to-linked-list.js
 
 
1140-stone-game-ii.js
 
 
1143-longest-common-subsequence.js
 
 
1145-binary-tree-coloring-game.js
 
 
1146-snapshot-array.js
 
 
1147-longest-chunked-palindrome-decomposition.js
 
 
115-distinct-subsequences.js
 
 
1153-string-transforms-into-another-string.js
 
 
1154-day-of-the-year.js
 
 
1155-number-of-dice-rolls-with-target-sum.js
 
 
1156-swap-for-longest-repeated-character-substring.js
 
 
1157-online-majority-element-in-subarray.js
 
 
116-populating-next-right-pointers-in-each-node.js
 
 
1160-find-words-that-can-be-formed-by-characters.js
 
 
1161-maximum-level-sum-of-a-binary-tree.js
 
 
1162-as-far-from-land-as-possible.js
 
 
1163-last-substring-in-lexicographical-order.js
 
 
1166-design-file-system.js
 
 
1167-minimum-cost-to-connect-sticks.js
 
 
1168-optimize-water-distribution-in-a-village.js
 
 
117-populating-next-right-pointers-in-each-node-ii.js
 
 
1170-compare-strings-by-frequency-of-the-smallest-character.js
 
 
1171-remove-zero-sum-consecutive-nodes-from-linked-list.js
 
 
1172-dinner-plate-stacks.js
 
 
1173-immediate-food-delivery-i.sql
 
 
1174-immediate-food-delivery-ii.sql
 
 
1175-prime-arrangements.js
 
 
1177-can-make-palindrome-from-substring.js
 
 
1178-number-of-valid-words-for-each-puzzle.js
 
 
118-pascal's-triangle.js
 
 
1181-before-and-after-puzzle.js
 
 
1183-maximum-number-of-ones.js
 
 
1184-distance-between-bus-stops.js
 
 
1185-day-of-the-week.js
 
 
1186-maximum-subarray-sum-with-one-deletion.js
 
 
1187-make-array-strictly-increasing.js
 
 
1189-maximum-number-of-balloons.js
 
 
119-pascal's-triangle-II.js
 
 
1190-reverse-substrings-between-each-pair-of-parentheses.js
 
 
1191-k-concatenation-maximum-sum.js
 
 
1192-critical-connections-in-a-network.js
 
 
1194-tournament-winners.sql
 
 
1199-minimum-time-to-build-blocks.js
 
 
12-integer-to-roman.js
 
 
120-triangle.js
 
 
1200-minimum-absolute-difference.js
 
 
1202-smallest-string-with-swaps.js
 
 
1203-sort-items-by-groups-respecting-dependencies.js
 
 
1206-design-skiplist.js
 
 
121-best-time-to-buy-and-sell-stock.js
 
 
1216-valid-palindrome-iii.js
 
 
122-best-time-to-buy-and-sell-stock-ii.js
 
 
1220-count-vowels-permutation.js
 
 
1224-maximum-equal-frequency.js
 
 
123-best-time-to-buy-and-sell-stock-iii.js
 
 
1231-divide-chocolate.js
 
 
1232-check-if-it-is-a-straight-line.js
 
 
1235-maximum-profit-in-job-scheduling.js
 
 
124-binary-tree-maximum-path-sum.js
 
 
1240-tiling-a-rectangle-with-the-fewest-squares.js
 
 
1246-palindrome-removal.js
 
 
125-valid-palindrome.js
 
 
1255-maximum-score-words-formed-by-letters.js
 
 
126-word-ladder-ii.js
 
 
1263-minimum-moves-to-move-a-box-to-their-target-location.js
 
 
1269-number-of-ways-to-stay-in-the-same-place-after-some-steps.js
 
 
127-word-ladder.js
 
 
1272-remove-interval.js
 
 
1274-number-of-ships-in-a-rectangle.js
 
 
1277-count-square-submatrices-with-all-ones.js
 
 
1278-palindrome-partitioning-iii.js
 
 
128-longest-consecutive-sequence.js
 
 
1284-minimum-number-of-flips-to-convert-binary-matrix-to-zero-matrix.js
 
 
1286-iterator-for-combination.js
 
 
1289-minimum-falling-path-sum-ii.js
 
 
129-sum-root-to-leaf-numbers.js
 
 
1293-shortest-path-in-a-grid-with-obstacles-elimination.js
 
 
13-roman-to-integer.js
 
 
130-surrounded-regions.js
 
 
1301-number-of-paths-with-max-score.js
 
 
1307-verbal-arithmetic-puzzle.js
 
 
131-palindrome-partitioning.js
 
 
1312-minimum-insertion-steps-to-make-a-string-palindrome.js
 
 
132-palindrome-partitioning-ii.js
 
 
1320-minimum-distance-to-type-a-word-using-two-fingers.js
 
 
1326-minimum-number-of-taps-to-open-to-water-a-garden.js
 
 
133-clone-graph.js
 
 
1330-reverse-subarray-to-maximize-array-value.js
 
 
1335-minimum-difficulty-of-a-job-schedule.js
 
 
1336-number-of-transactions-per-visit.sql
 
 
134-gas-station.js
 
 
1340-jump-game-v.js
 
 
1344-angle-between-hands-of-a-clock.js
 
 
1345-jump-game-iv.js
 
 
1349-maximum-students-taking-exam.js
 
 
135-candy.js
 
 
1354-construct-target-array-with-multiple-sums.js
 
 
1359-count-all-valid-pickup-and-delivery-options.js
 
 
136-single-number.js
 
 
1363-largest-multiple-of-three.js
 
 
1368-minimum-cost-to-make-at-least-one-valid-path-in-a-grid.js
 
 
1369-get-the-second-most-recent-activity.sql
 
 
137-single-number-ii.js
 
 
1373-maximum-sum-bst-in-binary-tree.js
 
 
1377-frog-position-after-t-seconds.js
 
 
138-copy-list-with-random-pointer.js
 
 
1383-maximum-performance-of-a-team.js
 
 
1384-total-sales-amount-by-year.sql
 
 
1388-pizza-with-3n-slices.js
 
 
139-word-break.js
 
 
1392-longest-happy-prefix.js
 
 
1397-find-all-good-strings.js
 
 
14-longest-common-prefix.js
 
 
140-word-break-ii.js
 
 
1402-reducing-dishes.js
 
 
1406-stone-game-iii.js
 
 
141-linked-list-cycle.js
 
 
1410-html-entity-parser.js
 
 
1411-number-of-ways-to-paint-n-3-grid.js
 
 
1412-find-the-quiet-students-in-all-exams.sql
 
 
1416-restore-the-array.js
 
 
142-linked-list-cycle-ii.js
 
 
1425-constrained-subsequence-sum.js
 
 
1429-build-array-where-you-can-find-the-maximum-exactly-k-comparisons.js
 
 
143-reorder-list.js
 
 
1434-number-of-ways-to-wear-different-hats-to-each-other.js
 
 
1439-find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows.js
 
 
144-binary-tree-preorder-traversal.js
 
 
1444-number-of-ways-of-cutting-a-pizza.js
 
 
1449-form-largest-integer-with-digits-that-add-up-to-target.js
 
 
145-binary-tree-postorder-traversal.js
 
 
1458-max-dot-product-of-two-subsequences.js
 
 
146-lru-cache.js
 
 
1463-cherry-pickup-ii.js
 
 
147-insertion-sort-list.js
 
 
1473-paint-house-iii.js
 
 
1478-allocate-mailboxes.js
 
 
1479-sales-by-day-of-the-week.sql
 
 
148-sort-list.js
 
 
1489-find-critical-and-pseudo-critical-edges-in-minimum-spanning-tree.js
 
 
149-max-points-on-a-line.js
 
 
1490-clone-n-ary-tree.js
 
 
1494-parallel-courses-ii.js
 
 
1499-max-value-of-equation.js
 
 
15-3sum.js
 
 
150-evaluate-reverse-polish-notation.js
 
 
1505-minimum-possible-integer-after-at-most-k-adjacent-swaps-on-digits.js
 
 
151-reverse-words-in-a-string.js
 
 
1510-stone-game-iv.js
 
 
1516-move-sub-tree-of-n-ary-tree.js
 
 
152-maximum-product-subarray.js
 
 
1526-minimum-number-of-increments-on-subarrays-to-form-a-target-array.js
 
 
153-find-minimum-in-rotated-sorted-array.js
 
 
1531-string-compression-ii.js
 
 
1537-get-the-maximum-score.js
 
 
154-find-minimum-in-rotated-sorted-array-ii.js
 
 
1542-find-longest-awesome-substring.js
 
 
1547-minimum-cost-to-cut-a-stick.js
 
 
155-min-stack.js
 
 
1553-minimum-number-of-days-to-eat-n-oranges.js
 
 
1559-detect-cycles-in-2d-grid.js
 
 
156-binary-tree-upside-down.js
 
 
1568-minimum-number-of-days-to-disconnect-island.js
 
 
1569-number-of-ways-to-reorder-array-to-get-same-bst.js
 
 
157-read-n-characters-given-read4.js
 
 
1570-dot-product-of-two-sparse-vectors.js
 
 
1571-warehouse-manager.sql
 
 
1575-count-all-possible-routes.js
 
 
1579-remove-max-number-of-edges-to-keep-graph-fully-traversable.js
 
 
158-read-n-characters-given-read4-ii-call-multiple-times.js
 
 
1581-customer-who-visited-but-did-not-make-any-transactions.sql
 
 
1585-check-if-string-is-transformable-with-substring-sort-operations.js
 
 
1586-binary-search-tree-iterator-ii.js
 
 
1589-maximum-sum-obtained-of-any-permutation.js
 
 
159-longest-substring-with-at-most-two-distinct-characters.js
 
 
1591-strange-printer-ii.js
 
 
1592-rearrange-spaces-between-words.js
 
 
1593-split-a-string-into-the-max-number-of-unique-substrings.js
 
 
1594-maximum-non-negative-product-in-a-matrix.js
 
 
1595-minimum-cost-to-connect-two-groups-of-points.js
 
 
1596-the-most-frequently-ordered-products-for-each-customer.sql
 
 
1598-crawler-log-folder.js
 
 
1599-maximum-profit-of-operating-a-centennial-wheel.js
 
 
16-3sum-closest.js
 
 
160-intersection-of-two-linked-lists.js
 
 
1600-throne-inheritance.js
 
 
1601-maximum-number-of-achievable-transfer-requests.js
 
 
161-one-edit-distance.js
 
 
162-find-peak-element.js
 
 
163-missing-ranges.js
 
 
164-maximum-gap.js
 
 
165-compare-version-numbers.js
 
 
166-fraction-to-recurring-decimal.js
 
 
167-two-sum-II-input-array-is-sorted.js
 
 
168-excel-sheet-column-title.js
 
 
169-majority-element.js
 
 
17-letter-combinations-of-a-phone-number.js
 
 
170-two-sum-iii-data-structure-design.js
 
 
171-excel-sheet-column-number.js
 
 
172-factorial-trailing-zeroes.js
 
 
173-binary-search-tree-iterator.js
 
 
174-dungeon-game.js
 
 
175-combine-two-tables.sql
 
 
176-second-highest-salary.sql
 
 
177-nth-highest-salary.sql
 
 
178-rank-scores.sql
 
 
179-largest-number.js
 
 
18-4sum.js
 
 
180-consecutive-numbers.sql
 
 
181-employees-earning-more-than-their-managers.sql
 
 
182-duplicate-emails.sql
 
 
183-customers-who-never-order.sql
 
 
184-department-highest-salary.sql
 
 
185-department-top-three-salaries.sql
 
 
186-reverse-words-in-a-string-ii.js
 
 
187-repeated-dna-sequences.js
 
 
188-best-time-to-buy-and-sell-stock-iv.js
 
 
189-rotate-array.js
 
 
19-remove-nth-node-from-end-of-list.js
 
 
190-reverse-bits.js
 
 
191-number-of-1-bits.js
 
 
192-word-frequency.sh
 
 
193-valid-phone-numbers.sh
 
 
194-transpose-file.sh
 
 
195-tenth-line.sh
 
 
196-delete-duplicate-emails.sql
 
 
197-rising-temperature.sql
 
 
198-house-robber.js
 
 
199-binary-tree-right-side-view.js
 
 
2-add-two-numbers.js
 
 
20-valid-parentheses.js
 
 
200-number-of-islands.js
 
 
201-bitwise-and-of-numbers-range.js
 
 
202-happy-number.js
 
 
203-remove-linked-list-elements.js
 
 
204-count-primes.js
 
 
205-isomorphic-strings.js
 
 
206-reverse-linked-list.js
 
 
207-course-schedule.js
 
 
208-implement-trie-prefix-tree.js
 
 
209-minimum-size-subarray-sum.js
 
 
21-merge-two-sorted-lists.js
 
 
210-course-schedule-ii.js
 
 
211-add-and-search-word-data-structure-design.js
 
 
212-word-search-ii.js
 
 
213-house-robber-ii.js
 
 
214-shortest-palindrome.js
 
 
215-kth-largest-element-in-an-array.js
 
 
216-combination-sum-III.js
 
 
217-contains-duplicate.js
 
 
218-the-skyline-problem.js
 
 
219-contains-duplicate-ii.js
 
 
22-generate-parentheses.js
 
 
220-contains-duplicate-iii.js
 
 
221-maximal-square.js
 
 
222-count-complete-tree-nodes.js
 
 
223-rectangle-area.js
 
 
224-basic-calculator.js
 
 
225-implement-stack-using-queues.js
 
 
226-invert-binary-tree.js
 
 
227-basic-calculator-ii.js
 
 
228-summary-ranges.js
 
 
229-majority-element-ii.js
 
 
23-merge-k-sorted-lists.js
 
 
230-kth-smallest-element-in-a-bst.js
 
 
231-power-of-two.js
 
 
232-implement-queue-using-stacks.js
 
 
233-number-of-digit-one.js
 
 
234-palindrome-linked-list.js
 
 
235-lowest-common-ancestor-of-a-binary-search-tree.js
 
 
236-lowest-common-ancestor-of-a-binary-tree.js
 
 
237-delete-node-in-a-linked-list.js
 
 
238-product-of-array-except-self.js
 
 
239-sliding-window-maximum.js
 
 
24-swap-nodes-in-pairs.js
 
 
240-search-a-2d-matrix-ii.js
 
 
241-different-ways-to-add-parentheses.js
 
 
242-valid-anagram.js
 
 
243-shortest-word-distance.js
 
 
244-shortest-word-distance-ii.js
 
 
245-shortest-word-distance-iii.js
 
 
246-strobogrammatic-number.js
 
 
247-strobogrammatic-number-ii.js
 
 
248-strobogrammatic-number-iii.js
 
 
249-group-shifted-strings.js
 
 
25-reverse-nodes-in-k-group.js
 
 
250-count-univalue-subtrees.js
 
 
251-flatten-2d-vector.js
 
 
252-meeting-rooms.js
 
 
253-meeting-rooms-ii.js
 
 
254-factor-combinations.js
 
 
255-verify-preorder-sequence-in-binary-search-tree.js
 
 
256-paint-house.js
 
 
257-binary-tree-paths.js
 
 
258-add-digits.js
 
 
259-3sum-smaller.js
 
 
26-remove-duplicates-from-sorted-array.js
 
 
260-single-number-III.js
 
 
261-graph-valid-tree.js
 
 
262-trips-and-users.sql
 
 
263-ugly-number.js
 
 
264-ugly-number-ii.js
 
 
265-paint-house-ii.js
 
 
266-palindrome-permutation.js
 
 
267-palindrome-permutation-ii.js
 
 
268-missing-number.js
 
 
269-alien-dictionary.js
 
 
27-remove-element.js
 
 
270-closest-binary-search-tree-value.js
 
 
271-encode-and-decode-strings.js
 
 
272-closest-binary-search-tree-value-ii.js
 
 
273-integer-to-english-words.js
 
 
274-h-index.js
 
 
275-h-index-ii.js
 
 
276-paint-fence.js
 
 
277-find-the-celebrity.js
 
 
278-first-bad-version.js
 
 
279-perfect-squares.js
 
 
28-implement-strStr().js
 
 
280-wiggle-sort.js
 
 
281-zigzag-iterator.js
 
 
282-expression-add-operators.js
 
 
283-move-zeroes.js
 
 
285-inorder-successor-in-bst.js
 
 
286-walls-and-gates.js
 
 
287-find-the-duplicate-number.js
 
 
288-unique-word-abbreviation.js
 
 
289-game-of-life.js
 
 
29-divide-two-integers.js
 
 
290-word-pattern.js
 
 
291-word-pattern-ii.js
 
 
292-nim-game.js
 
 
293-flip-game.js
 
 
294-flip-game-ii.js
 
 
295-find-median-from-data-stream.js
 
 
296-best-meeting-point.js
 
 
297-serialize-and-deserialize-binary-tree.js
 
 
298-binary-tree-longest-consecutive-sequence.js
 
 
299-bulls-and-cows.js
 
 
3-longest-substring-without-repeating-characters.js
 
 
30-substring-with-concatenation-of-all-words.js
 
 
300-longest-increasing-subsequence.js
 
 
301-remove-invalid-parentheses.js
 
 
302-smallest-rectangle-enclosing-black-pixels.js
 
 
304-range-sum-query-2d-immutable.js
 
 
305-number-of-islands-ii.js
 
 
306-additive-number.js
 
 
307-range-sum-query-mutable.js
 
 
308-range-sum-query-2d-mutable.js
 
 
309-best-time-to-buy-and-sell-stock-with-cooldown.js
 
 
31-next-permutation.js
 
 
310-minimum-height-trees.js
 
 
311-sparse-matrix-multiplication.js
 
 
312-burst-balloons.js
 
 
313-super-ugly-number.js
 
 
314-binary-tree-vertical-order-traversal.js
 
 
315-count-of-smaller-numbers-after-self.js
 
 
316-remove-duplicate-letters.js
 
 
317-shortest-distance-from-all-buildings.js
 
 
318-maximum-product-of-word-lengths.js
 
 
319-bulb-switcher.js
 
 
32-longest-valid-parentheses.js
 
 
320-generalized-abbreviation.js
 
 
321-create-maximum-number.js
 
 
322-coin-change.js
 
 
322-reconstruct-itinerary.js
 
 
323-number-of-connected-components-in-an-undirected-graph.js
 
 
324-wiggle-sort-ii.js
 
 
325-maximum-size-subarray-sum-equals-k.js
 
 
326-power-of-three.js
 
 
327-count-of-range-sum.js
 
 
328-odd-even-linked-list.js
 
 
329-longest-increasing-path-in-a-matrix.js
 
 
33-search-in-rotated-sorted-array.js
 
 
330-patching-array.js
 
 
331-verify-preorder-serialization-of-a-binary-tree.js
 
 
333-largest-bst-subtree.js
 
 
334-increasing-triplet-subsequence.js
 
 
335-self-crossing.js
 
 
336-palindrome-pairs.js
 
 
337-house-robber-iii.js
 
 
338-counting-bits.js
 
 
339-nested-list-weight-sum.js
 
 
34-find-first-and-last-position-of-element-in-sorted-array.js
 
 
340-longest-substring-with-at-most-k-distinct-characters.js
 
 
341-flatten-nested-list-iterator.js
 
 
342-power-of-four.js
 
 
343-integer-break.js
 
 
344-reverse-string.js
 
 
345-reverse-vowels-of-a-string.js
 
 
346-moving-average-from-data-stream.js
 
 
347-top-k-frequent-elements.js
 
 
348-design-tic-tac-toe.js
 
 
349-intersection-of-two-arrays.js
 
 
35-search-insert-position.js
 
 
350-intersection-of-two-arrays-ii.js
 
 
351-android-unlock-patterns.js
 
 
352-data-stream-as-disjoint-intervals.js
 
 
353-design-snake-game.js
 
 
354-russian-doll-envelopes.js
 
 
355-design-twitter.js
 
 
356-line-reflection.js
 
 
357-count-numbers-with-unique-digits.js
 
 
358-rearrange-string-k-distance-apart.js
 
 
359-logger-rate-limiter.js
 
 
36-valid-sudoku.js
 
 
360-sort-transformed-array.js
 
 
361-bomb-enemy.js
 
 
362-design-hit-counter.js
 
 
363-max-sum-of-rectangle-no-larger-than-k.js
 
 
364-nested-list-weight-sum-ii.js
 
 
365-water-and-jug-problem.js
 
 
366-find-leaves-of-binary-tree.js
 
 
367-valid-perfect-square.js
 
 
368-largest-divisible-subset.js
 
 
369-plus-one-linked-list.js
 
 
37-sudoku-solver.js
 
 
370-range-addition.js
 
 
371-sum-of-two-integers.js
 
 
372-super-pow.js
 
 
373-find-k-pairs-with-smallest-sums.js
 
 
375-guess-number-higher-or-lower-ii.js
 
 
376-wiggle-subsequence.js
 
 
377-combination-sum-IV.js
 
 
378-kth-smallest-element-in-a-sorted-matrix.js
 
 
379-design-phone-directory.js
 
 
38-count-and-say.js
 
 
380-insert-delete-getrandom-o1.js
 
 
381-insert-delete-getrandom-o1-duplicates-allowed.js
 
 
382-linked-list-random-node.js
 
 
383-ransom-note.js
 
 
384-shuffle-an-array.js
 
 
385-mini-parser.js
 
 
386-lexicographical-numbers.js
 
 
387-first-unique-character-in-a-string.js
 
 
388-longest-absolute-file-path.js
 
 
389-find-the-difference.js
 
 
39-combination-sum.js
 
 
390-elimination-game.js
 
 
391-perfect-rectangle.js
 
 
392-is-subsequence.js
 
 
393-utf-8-validation.js
 
 
394-decode-string.js
 
 
395-longest-substring-with-at-least-k-repeating-characters.js
 
 
396-rotate-function.js
 
 
397-integer-replacement.js
 
 
398-random-pick-index.js
 
 
399-evaluate-division.js
 
 
4-median-of-two-sorted-arrays.js
 
 
40-combination-sum-II.js
 
 
400-nth-digit.js
 
 
401-binary-watch.js
 
 
402-remove-k-digits.js
 
 
403-frog-jump.js
 
 
404-sum-of-left-leaves.js
 
 
405-convert-a-number-to-hexadecimal.js
 
 
406-queue-reconstruction-by-height.js
 
 
407-trapping-rain-water-ii.js
 
 
408-valid-word-abbreviation.js
 
 
409-longest-palindrome.js
 
 
41-first-missing-positive.js
 
 
410-split-array-largest-sum.js
 
 
411-minimum-unique-word-abbreviation.js
 
 
412-fizz-buzz.js
 
 
413-arithmetic-slices.js
 
 
414-third-maximum-number.js
 
 
415-add-strings.js
 
 
416-partition-equal-subset-sum.js
 
 
417-pacific-atlantic-water-flow.js
 
 
418-sentence-screen-fitting.js
 
 
42-trapping-rain-water.js
 
 
420-strong-password-checker.js
 
 
421-maximum-xor-of-two-numbers-in-an-array.js
 
 
422-valid-word-square.js
 
 
423-reconstruct-original-digits-from-english.js
 
 
424-longest-repeating-character-replacement.js
 
 
425-word-squares.js
 
 
426-convert-binary-search-tree-to-sorted-doubly-linked-list.js
 
 
427-construct-quad-tree.js
 
 
428-serialize-and-deserialize-n-ary-tree.js
 
 
429-n-ary-tree-level-order-traversal.js
 
 
43-multiply-strings.js
 
 
430-flatten-a-multilevel-doubly-linked-list.js
 
 
431-encode-n-ary-tree-to-binary-tree.js
 
 
432-all-oone-data-structure.js
 
 
433-minimum-genetic-mutation.js
 
 
434-number-of-segments-in-a-string.js
 
 
435-non-overlapping-intervals.js
 
 
436-find-right-interval.js
 
 
437-path-sum-iii.js
 
 
438-find-all-anagrams-in-a-string.js
 
 
439-ternary-expression-parser.js
 
 
44-wildcard-matching.js
 
 
440-k-th-smallest-in-lexicographical-order.js
 
 
441-arranging-coins.js
 
 
442-find-all-duplicates-in-an-array.js
 
 
443-string-compression.js
 
 
444-sequence-reconstruction.js
 
 
445-add-two-numbers-II.js
 
 
446-arithmetic-slices-ii-subsequence.js
 
 
447-number-of-boomerangs.js
 
 
448-find-all-numbers-disappeared-in-an-array.js
 
 
449-serialize-and-deserialize-BST.js
 
 
45-jump-game-ii.js
 
 
450-delete-node-in-a-bst.js
 
 
451-sort-characters-by-frequency.js
 
 
452-minimum-number-of-arrows-to-burst-balloons.js
 
 
453-minimum-moves-to-equal-array-elements.js
 
 
454-4sum-ii.js
 
 
455-assign-cookies.js
 
 
456-132-pattern.js
 
 
457-circular-array-loop.js
 
 
458-poor-pigs.js
 
 
459-repeated-substring-pattern.js
 
 
46-permutations.js
 
 
460-lfu-cache.js
 
 
461-hamming-distance.js
 
 
462-minimum-moves-to-equal-array-elements-II.js
 
 
463-island-perimeter.js
 
 
464-can-i-win.js
 
 
465-optimal-account-balancing.js
 
 
466-count-the-repetitions.js
 
 
467-unique-substrings-in-wraparound-string.js
 
 
468-validate-ip-address.js
 
 
469-convex-polygon.js
 
 
47-permutations-ii.js
 
 
470-implement-rand10-using-rand7.js
 
 
471-encode-string-with-shortest-length.js
 
 
472-concatenated-words.js
 
 
473-matchsticks-to-square.js
 
 
474-ones-and-zeroes.js
 
 
475-heaters.js
 
 
476-number-complement.js
 
 
477-total-hamming-distance.js
 
 
478-generate-random-point-in-a-circle.js
 
 
479-largest-palindrome-product.js
 
 
48-rotate-image.js
 
 
480-sliding-window-median.js
 
 
481-magical-string.js
 
 
482-license-key-formatting.js
 
 
483-smallest-good-base.js
 
 
484-find-permutation.js
 
 
485-max-consecutive-ones.js
 
 
486-predict-the-winner.js
 
 
487-max-consecutive-ones-ii.js
 
 
488-zuma-game.js
 
 
489-robot-room-cleaner.js
 
 
49-group-anagrams.js
 
 
490-the-maze.js
 
 
491-increasing-subsequences.js
 
 
492-construct-the-rectangle.js
 
 
493-reverse-pairs.js
 
 
494-target-sum.js
 
 
495-teemo-attacking.js
 
 
496-next-greater-element-I.js
 
 
497-random-point-in-non-overlapping-rectangles.js
 
 
498-diagonal-traverse.js
 
 
499-the-maze-iii.js
 
 
5-longest-palindromic-substring.js
 
 
50-powx-n.js
 
 
500-keyboard-row.js
 
 
501-find-mode-in-binary-search-tree.js
 
 
502-ipo.js
 
 
503-next-greater-element-II.js
 
 
504-base-7.js
 
 
505-the-maze-ii.js
 
 
506-relative-ranks.js
 
 
507-perfect-number.js
 
 
508-most-frequent-subtree-sum.js
 
 
5083-occurrences-after-bigram.js
 
 
5084-insufficient-nodes-in-root-to-leaf-paths.js
 
 
509-fibonacci-number.js
 
 
51-n-queens.js
 
 
510-inorder-successor-in-bst-ii.js
 
 
511-game-play-analysis-i.sql
 
 
512-game-play-analysis-ii.sql
 
 
513-find-bottom-left-tree-value.js
 
 
514-freedom-trail.js
 
 
515-find-largest-value-in-each-tree-row.js
 
 
516-longest-palindromic-subsequence.js
 
 
517-super-washing-machines.js
 
 
518-coin-change-2.js
 
 
519-random-flip-matrix.js
 
 
52-n-queens-II.js
 
 
520-detect-capital.js
 
 
521-longest-uncommon-subsequence-i.js
 
 
522-longest-uncommon-subsequence-ii.js
 
 
523-continuous-subarray-sum.js
 
 
524-longest-word-in-dictionary-through-deleting.js
 
 
525-contiguous-array.js
 
 
526-beautiful-arrangement.js
 
 
527-word-abbreviation.js
 
 
528-random-pick-with-weight.js
 
 
529-minesweeper.js
 
 
53-maximum-subarray.js
 
 
530-minimum-absolute-difference-in-BST.js
 
 
531-lonely-pixel-i.js
 
 
532-k-diff-pairs-in-an-array.js
 
 
533-lonely-pixel-ii.js
 
 
534-game-play-analysis-iii.sql
 
 
536-construct-binary-tree-from-string.js
 
 
538-convert-BST-to-greater-tree.js
 
 
538-convert-bst-to-greater-tree.js
 
 
539-minimum-time-difference.js
 
 
54-spiral-matrix.js
 
 
540-single-element-in-a-sorted-array.js
 
 
541-reverse-string-ii.js
 
 
542-01-matrix.js
 
 
543-diameter-of-binary-tree.js
 
 
544-output-contest-matches.js
 
 
545-boundary-of-binary-tree.js
 
 
546-remove-boxes.js
 
 
547-friend-circles.js
 
 
548-split-array-with-equal-sum.js
 
 
549-binary-tree-longest-consecutive-sequence-ii.js
 
 
55-jump-game.js
 
 
550-game-play-analysis-iv.sql
 
 
551-student-attendance-record-i.js
 
 
552-student-attendance-record-ii.js
 
 
553-optimal-division.js
 
 
554-brick-wall.js
 
 
555-split-concatenated-strings.js
 
 
556-next-greater-element-iii.js
 
 
558-logical-or-of-two-binary-grids-represented-as-quad-trees.js
 
 
559-maximum-depth-of-n-ary-tree.js
 
 
56-merge-intervals.js
 
 
560-subarray-sum-equals-k.js
 
 
562-longest-line-of-consecutive-one-in-matrix.js
 
 
563-binary-tree-tilt.js
 
 
564-find-the-closest-palindrome.js
 
 
565-array-nesting.js
 
 
566-reshape-the-matrix.js
 
 
567-permutation-in-string.js
 
 
568-maximum-vacation-days.js
 
 
569-median-employee-salary.sql
 
 
57-insert-interval.js
 
 
570-managers-with-at-least-5-direct-reports.sql
 
 
571-find-median-given-frequency-of-numbers.sql
 
 
572-subtree-of-another-tree.js
 
 
573-squirrel-simulation.js
 
 
574-winning-candidate.sql
 
 
575-distribute-candies.js
 
 
576-out-of-boundary-paths.js
 
 
577-employee-bonus.sql
 
 
578-get-highest-answer-rate-question.sql
 
 
579-find-cumulative-salary-of-an-employee.sql
 
 
58-length-of-last-word.js
 
 
580-count-student-number-in-departments.sql
 
 
581-shortest-unsorted-continuous-subarray.js
 
 
582-kill-process.js
 
 
583-delete-operation-for-two-strings.js
 
 
584-find-customer-referee.sql
 
 
585-investments-in-2016.sql
 
 
587-erect-the-fence.js
 
 
588-design-in-memory-file-system.js
 
 
589-n-ary-tree-preorder-traversal.js
 
 
59-spiral-matrix-II.js
 
 
590-n-ary-tree-postorder-traversal.js
 
 
591-tag-validator.js
 
 
592-fraction-addition-and-subtraction.js
 
 
593-valid-square.js
 
 
594-longest-harmonious-subsequence.js
 
 
596-classes-more-than-5-students.sql
 
 
596-customer-placing-the-largest-number-of-orders.sql
 
 
597-friend-requests-i-overall-acceptance-rate.sql
 
 
598-range-addition-ii.js
 
 
599-minimum-index-sum-of-two-lists.js
 
 
6-zigzag-conversion.js
 
 
60-permutation-sequence.js
 
 
600-non-negative-integers-without-consecutive-ones.js
 
 
601-human-traffic-of-stadium.sql
 
 
602-friend-requests-ii-who-has-the-most-friends.sql
 
 
603-consecutive-available-seats.sql
 
 
604-design-compressed-string-iterator.js
 
 
605-can-place-flowers.js
 
 
606-construct-string-from-binary-tree.js
 
 
607-sales-person.sql
 
 
608-tree-node.sql
 
 
609-find-duplicate-file-in-system.js
 
 
61-rotate-list.js
 
 
610-triangle-judgement.sql
 
 
611-valid-triangle-number.js
 
 
612-shortest-distance-in-a-plane.sql
 
 
613-shortest-distance-in-a-line.sql
 
 
614-second-degree-follower.sql
 
 
615-average-salary-departments-vs-company.sql
 
 
616-add-bold-tag-in-string.js
 
 
618-students-report-by-geography.sql
 
 
619-biggest-single-number.sql
 
 
62-unique-paths.js
 
 
620-not-boring-movies.sql
 
 
621-task-scheduler.js
 
 
622-design-circular-queue.js
 
 
623-add-one-row-to-tree.js
 
 
624-maximum-distance-in-arrays.js
 
 
625-minimum-factorization.js
 
 
626-exchange-seats.sql
 
 
627-swap-salary.sql
 
 
628-maximum-product-of-three-numbers.js
 
 
629-k-inverse-pairs-array.js
 
 
63-unique-paths-ii.js
 
 
630-course-schedule-iii.js
 
 
631-design-excel-sum-formula.js
 
 
632-smallest-range.js
 
 
633-sum-of-square-numbers.js
 
 
634-find-the-derangement-of-an-array.js
 
 
635-design-log-storage-system.js
 
 
636-exclusive-time-of-functions.js
 
 
637-average-of-levels-in-binary-tree.js
 
 
638-shopping-offers.js
 
 
639-decode-ways-ii.js
 
 
64-minimum-path-sum.js
 
 
640-solve-the-equation.js
 
 
641-design-circular-deque.js
 
 
642-design-search-autocomplete-system.js
 
 
643-maximum-average-subarray-i.js
 
 
644-maximum-average-subarray-ii.js
 
 
645-set-mismatch.js
 
 
646-maximum-length-of-pair-chain.js
 
 
647-palindromic-substrings.js
 
 
648-replace-words.js
 
 
649-dota2-senate.js
 
 
65-valid-number.js
 
 
650-2-keys-keyboard.js
 
 
651-4-keys-keyboard.js
 
 
652-find-duplicate-subtrees.js
 
 
653-two-sum-iv-input-is-a-bst.js
 
 
655-print-binary-tree.js
 
 
656-coin-path.js
 
 
658-find-k-closest-elements.js
 
 
659-split-array-into-consecutive-subsequences.js
 
 
66-plus-one.js
 
 
660-remove-9.js
 
 
661-image-smoother.js
 
 
662-maximum-width-of-binary-tree.js
 
 
663-equal-tree-partition.js
 
 
664-strange-printer.js
 
 
665-non-decreasing-array.js
 
 
666-path-sum-iv.js
 
 
667-beautiful-arrangement-ii.js
 
 
668-kth-smallest-number-in-multiplication-table.js
 
 
669-trim-a-binary-search-tree.js
 
 
67-add-binary.js
 
 
670-maximum-swap.js
 
 
671-second-minimum-node-in-a-binary-tree.js
 
 
672-bulb-switcher-ii.js
 
 
673-number-of-longest-increasing-subsequence.js
 
 
674-longest-continuous-increasing-subsequence.js
 
 
675-cut-off-trees-for-golf-event.js
 
 
676-implement-magic-dictionary.js
 
 
677-map-sum-pairs.js
 
 
678-valid-parenthesis-string.js
 
 
679-24-game.js
 
 
68-text-justification.js
 
 
680-valid-palindrome-ii.js
 
 
681-next-closest-time.js
 
 
682-baseball-game.js
 
 
683-k-empty-slots.js
 
 
684-redundant-connection.js
 
 
685-redundant-connection-ii.js
 
 
686-repeated-string-match.js
 
 
687-longest-univalue-path.js
 
 
688-knight-probability-in-chessboard.js
 
 
689-maximum-sum-of-3-non-overlapping-subarrays.js
 
 
69-sqrt(x).js
 
 
690-employee-importance.js
 
 
691-stickers-to-spell-word.js
 
 
692-top-k-frequent-words.js
 
 
693-binary-number-with-alternating-bits.js
 
 
694-number-of-distinct-islands.js
 
 
695-max-area-of-island.js
 
 
697-degree-of-an-array.js
 
 
698-partition-to-k-equal-sum-subsets.js
 
 
699-falling-squares.js
 
 
7-reverse-integer.js
 
 
70-climbing-stairs.js
 
 
700-search-in-a-binary-search-tree.js
 
 
701-insert-into-a-binary-search-tree.js
 
 
702-search-in-a-sorted-array-of-unknown-size.js
 
 
703-kth-largest-element-in-a-stream.js
 
 
704-binary-search.js
 
 
705-design-hashset.js
 
 
706-design-hashmap.js
 
 
707-design-linked-list.js
 
 
708-insert-into-a-sorted-circular-linked-list.js
 
 
71-simplify-path.js
 
 
710-random-pick-with-blacklist.js
 
 
711-number-of-distinct-islands-ii.js
 
 
712-minimum-ASCII-delete-sum-for-two-strings.js
 
 
713-subarray-product-less-than-k.js
 
 
714-best-time-to-buy-and-sell-stock-with-transaction-fee.js
 
 
715-range-module.js
 
 
716-max-stack.js
 
 
717-1-bit-and-2-bit-characters.js
 
 
718-maximum-length-of-repeated-subarray.js
 
 
719-find-k-th-smallest-pair-distance.js
 
 
72-edit-distance.js
 
 
720-longest-word-in-dictionary.js
 
 
721-accounts-merge.js
 
 
722-remove-comments.js
 
 
723-candy-crush.js
 
 
724-find-pivot-index.js
 
 
725-split-linked-list-in-parts.js
 
 
726-number-of-atoms.js
 
 
727-minimum-window-subsequence.js
 
 
729-my-calendar-i.js
 
 
73-set-matrix-zeroes.js
 
 
730-count-different-palindromic-subsequences.js
 
 
731-my-calendar-ii.js
 
 
732-my-calendar-iii.js
 
 
733-flood-fill.js
 
 
734-sentence-similarity.js
 
 
735-asteroid-collision.js
 
 
736-parse-lisp-expression.js
 
 
737-sentence-similarity-ii.js
 
 
738-monotone-increasing-digits.js
 
 
739-daily-temperatures.js
 
 
74-search-a-2d-matrix.js
 
 
740-delete-and-earn.js
 
 
741-cherry-pickup.js
 
 
742-closest-leaf-in-a-binary-tree.js
 
 
743-network-delay-time.js
 
 
744-find-smallest-letter-greater-than-target.js
 
 
745-prefix-and-suffix-search.js
 
 
746-min-cost-climbing-stairs.js
 
 
747-largest-number-at-least-twice-of-others.js
 
 
748-shortest-completing-word.js
 
 
749-contain-virus.js
 
 
75-sort-colors.js
 
 
750-number-of-corner-rectangles.js
 
 
751-ip-to-cidr.js
 
 
752-open-the-lock.js
 
 
754-reach-a-number.js
 
 
755-pour-water.js
 
 
756-pyramid-transition-matrix.js
 
 
757-set-intersection-size-at-least-two.js
 
 
758-bold-words-in-string.js
 
 
759-employee-free-time.js
 
 
76-minimum-window-substring.js
 
 
760-find-anagram-mappings.js
 
 
761-special-binary-string.js
 
 
762-prime-number-of-set-bits-in-binary-representation.js
 
 
763-partition-labels.js
 
 
764-largest-plus-sign.js
 
 
765-couples-holding-hands.js
 
 
766-toeplitz-matrix.js
 
 
767-reorganize-string.js
 
 
768-max-chunks-to-make-sorted-II.js
 
 
769-max-chunks-to-make-sorted.js
 
 
77-combinations.js
 
 
770-basic-calculator-iv.js
 
 
771-jewels-and-stones.js
 
 
772-basic-calculator-iii.js
 
 
773-sliding-puzzle.js
 
 
774-minimize-max-distance-to-gas-station.js
 
 
775-global-and-local-inversions.js
 
 
776-split-bst.js
 
 
777-swap-adjacent-in-lr-string.js
 
 
778-swim-in-rising-water.js
 
 
78-subsets.js
 
 
780-reaching-points.js
 
 
782-transform-to-chessboard.js
 
 
783-minimum-distance-between-BST-nodes.js
 
 
784-letter-case-permutation.js
 
 
785-is-graph-bipartite.js
 
 
786-k-th-smallest-prime-fraction.js
 
 
787-cheapest-flights-within-k-stops.js
 
 
79-word-search.js
 
 
791-custom-sort-string.js
 
 
792-number-of-matching-subsequences.js
 
 
793-preimage-size-of-factorial-zeroes-function.js
 
 
794-valid-tic-tac-toe-state.js
 
 
795-number-of-subarrays-with-bounded-maximum.js
 
 
796-rotate-string.js
 
 
797-all-paths-from-source-to-target.js
 
 
798-smallest-rotation-with-highest-score.js
 
 
8-string-to-integer-(atoi).js
 
 
80-remove-duplicates-from-sorted-array-ii.js
 
 
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1000+ javascript answers of leetcode problems.

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