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01-matrix.py
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2-keys-keyboard.py
3sum-closest.py
3sum-with-multiplicity.py
3sum.py
4sum-ii.py
4sum.py
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README.md
a-number-after-a-double-reversal.py
account-balance-after-rounded-purchase.py
add-binary.py
add-digits.py
add-edges-to-make-degrees-of-all-nodes-even.py
add-one-row-to-tree.py
add-strings.py
add-to-array-form-of-integer.cpp
add-two-integers.py
add-two-numbers-ii.py
add-two-numbers.py
adding-spaces-to-a-string.py
additive-number.py
advantage-shuffle.py
alert-using-same-key-card-three-or-more-times-in-a-one-hour-period.py
alien-dictionary.py
all-ancestors-of-a-node-in-a-directed-acyclic-graph.py
all-divisions-with-the-highest-score-of-a-binary-array.py
all-elements-in-two-binary-search-trees.py
all-nodes-distance-k-in-binary-tree.py
all-oone-data-structure.py
all-paths-from-source-to-target.py
all-possible-full-binary-trees.py
allocate-mailboxes.py
alphabet-board-path.py
alternating-groups-i.py
alternating-groups-ii.py
amount-of-time-for-binary-tree-to-be-infected.py
angle-between-hands-of-a-clock.py
ant-on-the-boundary.py
append-characters-to-string-to-make-subsequence.py
append-k-integers-with-minimal-sum.py
apple-redistribution-into-boxes.py
apply-bitwise-operations-to-make-strings-equal.py
apply-discount-to-prices.py
apply-operations-to-an-array.py
apply-operations-to-make-all-array-elements-equal-to-zero.py
apply-operations-to-make-string-empty.py
apply-operations-to-make-sum-of-array-greater-than-or-equal-to-k.py
apply-operations-to-make-two-strings-equal.py
apply-operations-to-maximize-frequency-score.py
apply-operations-to-maximize-score.py
arithmetic-slices-ii-subsequence.py
arithmetic-slices.py
arithmetic-subarrays.py
arranging-coins.py
array-nesting.py
array-of-doubled-pairs.py
array-partition-i.py
array-with-elements-not-equal-to-average-of-neighbors.py
as-far-from-land-as-possible.py
assign-cookies.py
asteroid-collision.py
available-captures-for-rook.py
average-of-levels-in-binary-tree.py
average-salary-excluding-the-minimum-and-maximum-salary.py
average-value-of-even-numbers-that-are-divisible-by-three.py
average-waiting-time.py
backspace-string-compare.py
bag-of-tokens.py
balance-a-binary-search-tree.py
balanced-binary-tree.py
base-7.py
baseball-game.py
basic-calculator-ii.py
basic-calculator.py
battleships-in-a-board.py
beautiful-arrangement.py
beautiful-array.py
beautiful-towers-i.py
beautiful-towers-ii.py
best-meeting-point.py
best-poker-hand.py
best-sightseeing-pair.py
best-team-with-no-conflicts.py
best-time-to-buy-and-sell-stock-ii.py
best-time-to-buy-and-sell-stock-iii.py
best-time-to-buy-and-sell-stock-iv.py
best-time-to-buy-and-sell-stock-with-cooldown.py
best-time-to-buy-and-sell-stock-with-transaction-fee.py
best-time-to-buy-and-sell-stock.py
binary-gap.py
binary-number-with-alternating-bits.py
binary-prefix-divisible-by-5.py
binary-search-tree-iterator.py
binary-search-tree-to-greater-sum-tree.py
binary-search.py
binary-string-with-substrings-representing-1-to-n.py
binary-subarrays-with-sum.py
binary-tree-cameras.py
binary-tree-inorder-traversal.py
binary-tree-level-order-traversal-ii.py
binary-tree-level-order-traversal.py
binary-tree-maximum-path-sum.py
binary-tree-paths.py
binary-tree-postorder-traversal.py
binary-tree-preorder-traversal.py
binary-tree-pruning.py
binary-tree-right-side-view.py
binary-tree-tilt.py
binary-tree-zigzag-level-order-traversal.py
binary-trees-with-factors.py
bitwise-and-of-numbers-range.py
bitwise-ors-of-subarrays.py
bitwise-xor-of-all-pairings.py
block-placement-queries.py
boats-to-save-people.py
break-a-palindrome.py
brick-wall.py
broken-calculator.py
buddy-strings.py
build-a-matrix-with-conditions.py
build-an-array-with-stack-operations.py
build-array-from-permutation.py
build-array-where-you-can-find-the-maximum-exactly-k-comparisons.py
bulb-switcher.py
bulls-and-cows.py
burst-balloons.py
bus-routes.py
buy-two-chocolates.py
calculate-amount-paid-in-taxes.py
calculate-delayed-arrival-time.py
calculate-digit-sum-of-a-string.py
calculate-money-in-leetcode-bank.py
camelcase-matching.py
can-i-win.py
can-make-arithmetic-progression-from-sequence.py
can-make-palindrome-from-substring.py
can-place-flowers.py
candy.py
capacity-to-ship-packages-within-d-days.py
capitalize-the-title.py
car-fleet.py
car-pooling.py
categorize-box-according-to-criteria.py
cells-in-a-range-on-an-excel-sheet.py
cells-with-odd-values-in-a-matrix.py
champagne-tower.py
cheapest-flights-within-k-stops.py
check-array-formation-through-concatenation.py
check-completeness-of-a-binary-tree.py
check-distances-between-same-letters.py
check-if-a-string-can-break-another-string.py
check-if-a-string-contains-all-binary-codes-of-size-k.py
check-if-a-string-is-an-acronym-of-words.py
check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence.py
check-if-all-1s-are-at-least-length-k-places-away.py
check-if-all-as-appears-before-all-bs.py
check-if-all-characters-have-equal-number-of-occurrences.py
check-if-array-is-good.py
check-if-array-is-sorted-and-rotated.py
check-if-array-pairs-are-divisible-by-k.py
check-if-binary-string-has-at-most-one-segment-of-ones.py
check-if-bitwise-or-has-trailing-zeros.py
check-if-dfs-strings-are-palindromes.py
check-if-every-row-and-column-contains-all-numbers.py
check-if-grid-satisfies-conditions.py
check-if-it-is-a-good-array.py
check-if-it-is-a-straight-line.py
check-if-it-is-possible-to-split-array.py
check-if-matrix-is-x-matrix.py
check-if-n-and-its-double-exist.py
check-if-number-has-equal-digit-count-and-digit-value.py
check-if-number-is-a-sum-of-powers-of-three.py
check-if-numbers-are-ascending-in-a-sentence.py
check-if-one-string-swap-can-make-strings-equal.py
check-if-strings-can-be-made-equal-with-operations-i.py
check-if-strings-can-be-made-equal-with-operations-ii.py
check-if-the-sentence-is-pangram.py
check-if-there-is-a-valid-parentheses-string-path.py
check-if-there-is-a-valid-partition-for-the-array.py
check-if-two-chessboard-squares-have-the-same-color.py
check-if-two-string-arrays-are-equivalent.py
check-if-word-is-valid-after-substitutions.py
check-knight-tour-configuration.py
check-whether-two-strings-are-almost-equivalent.py
checking-existence-of-edge-length-limited-paths-ii.py
checking-existence-of-edge-length-limited-paths.py
cherry-pickup-ii.py
circular-array-loop.py
circular-permutation-in-binary-representation.py
circular-sentence.py
clear-digits.py
climbing-stairs.py
clone-graph.py
closest-divisors.py
closest-node-to-path-in-tree.py
closest-nodes-queries-in-a-binary-search-tree.py
closest-room.py
closest-subsequence-sum.py
clumsy-factorial.py
coin-change-2.py
coin-change-ii.py
coin-change.py
collecting-chocolates.py
combination-sum-ii.py
combination-sum-iii.py
combination-sum-iv.py
combination-sum.py
combinations.py
combine-two-tables.sql
compare-strings-by-frequency-of-the-smallest-character.py
compare-version-numbers.py
complement-of-base-10-integer.cpp
complex-number-multiplication.py
concatenated-words.py
concatenation-of-array.py
concatenation-of-consecutive-binary-numbers.py
consecutive-characters.py
consecutive-numbers-sum.py
constrained-subsequence-sum.py
construct-binary-search-tree-from-preorder-traversal.py
construct-binary-tree-from-inorder-and-postorder-traversal.py
construct-binary-tree-from-preorder-and-inorder-traversal.py
construct-binary-tree-from-preorder-and-postorder-traversal.py
construct-k-palindrome-strings.py
construct-product-matrix.py
construct-quad-tree.py
construct-smallest-number-from-di-string.py
construct-string-from-binary-tree.py
construct-string-with-minimum-cost.cpp
construct-string-with-minimum-cost.py
construct-string-with-repeat-limit.py
construct-target-array-with-multiple-sums.py
construct-the-minimum-bitwise-array-i.py
construct-the-minimum-bitwise-array-ii.py
construct-the-rectangle.py
container-with-most-water.py
contains-duplicate-ii.py
contains-duplicate-iii.py
contains-duplicate.py
contiguous-array.py
continuous-subarray-sum.py
continuous-subarrays.py
convert-1d-array-into-2d-array.py
convert-an-array-into-a-2d-array-with-conditions.py
convert-binary-number-in-a-linked-list-to-integer.py
convert-bst-to-greater-tree.py
convert-date-to-binary.py
convert-integer-to-the-sum-of-two-no-zero-integers.py
convert-sorted-array-to-binary-search-tree.py
convert-sorted-list-to-binary-search-tree.py
convert-the-temperature.py
copy-list-with-random-pointer.py
corporate-flight-bookings.py
count-all-possible-routes.py
count-all-valid-pickup-and-delivery-options.py
count-alternating-subarrays.py
count-anagrams.py
count-and-say.py
count-array-pairs-divisible-by-k.py
count-artifacts-that-can-be-extracted.py
count-asterisks.py
count-beautiful-substrings-i.py
count-beautiful-substrings-ii.py
count-binary-substrings.py
count-collisions-of-monkeys-on-a-polygon.py
count-collisions-on-a-road.py
count-common-words-with-one-occurrence.py
count-complete-subarrays-in-an-array.py
count-complete-substrings.py
count-complete-tree-nodes.py
count-days-spent-together.py
count-days-without-meetings.py
count-elements-with-maximum-frequency.py
count-elements-with-strictly-smaller-and-greater-elements.py
count-equal-and-divisible-pairs-in-an-array.py
count-fertile-pyramids-in-a-land.py
count-good-meals.py
count-good-nodes-in-binary-tree.py
count-good-numbers.py
count-good-triplets-in-an-array.py
count-good-triplets.py
count-hills-and-valleys-in-an-array.py
count-increasing-quadruplets.cpp
count-integers-in-intervals.py
count-items-matching-a-rule.py
count-k-subsequences-of-a-string-with-maximum-beauty.py
count-lattice-points-inside-a-circle.py
count-negative-numbers-in-a-sorted-matrix.py
count-nice-pairs-in-an-array.py
count-nodes-equal-to-average-of-subtree.py
count-nodes-that-are-great-enough.py
count-nodes-with-the-highest-score.py
count-number-of-bad-pairs.py
count-number-of-distinct-integers-after-reverse-operations.py
count-number-of-homogenous-substrings.py
count-number-of-maximum-bitwise-or-subsets.py
count-number-of-nice-subarrays.py
count-number-of-pairs-with-absolute-difference-k.py
count-number-of-possible-root-nodes.py
count-number-of-rectangles-containing-each-point.py
count-number-of-special-subsequences.py
count-number-of-teams.py
count-number-of-texts.py
count-number-of-ways-to-place-houses.py
count-numbers-with-unique-digits.py
count-odd-numbers-in-an-interval-range.py
count-of-integers.py
count-of-interesting-subarrays.py
count-of-matches-in-tournament.py
count-of-range-sum.py
count-of-smaller-numbers-after-self.py
count-of-substrings-containing-every-vowel-and-k-consonants-i.cpp
count-of-substrings-containing-every-vowel-and-k-consonants-ii.cpp
count-pairs-of-connectable-servers-in-a-weighted-tree-network.py
count-pairs-of-nodes.py
count-pairs-of-points-with-distance-k.py
count-pairs-of-similar-strings.py
count-pairs-that-form-a-complete-day-i.py
count-pairs-that-form-a-complete-day-ii.py
count-pairs-whose-sum-is-less-than-target.py
count-palindromic-subsequences.py
count-paths-that-can-form-a-palindrome-in-a-tree.py
count-prefix-and-suffix-pairs-i.py
count-prefix-and-suffix-pairs-ii.py
count-prefixes-of-a-given-string.py
count-primes.py
count-sorted-vowel-strings.py
count-special-integers.py
count-special-quadruplets.py
count-square-submatrices-with-all-ones.py
count-square-sum-triples.py
count-stepping-numbers-in-range.py
count-sub-islands.py
count-subarrays-where-max-element-appears-at-least-k-times.py
count-subarrays-with-fixed-bounds.py
count-subarrays-with-median-k.py
count-subarrays-with-score-less-than-k.py
count-submatrices-with-all-ones.py
count-submatrices-with-equal-frequency-of-x-and-y.py
count-submatrices-with-top-left-element-and-sum-less-than-k.py
count-substrings-that-can-be-rearranged-to-contain-a-string-i.py
count-substrings-that-can-be-rearranged-to-contain-a-string-ii.py
count-substrings-that-differ-by-one-character.py
count-substrings-that-satisfy-k-constraint-i.py
count-substrings-with-k-frequency-characters-i.py
count-subtrees-with-max-distance-between-cities.py
count-symmetric-integers.py
count-tested-devices-after-test-operations.py
count-the-digits-that-divide-a-number.py
count-the-hidden-sequences.py
count-the-number-of-beautiful-subarrays.py
count-the-number-of-complete-components.py
count-the-number-of-consistent-strings.py
count-the-number-of-fair-pairs.py
count-the-number-of-good-nodes.py
count-the-number-of-good-partitions.py
count-the-number-of-good-subarrays.py
count-the-number-of-ideal-arrays.py
count-the-number-of-infection-sequences.py
count-the-number-of-inversions.py
count-the-number-of-k-big-indices.py
count-the-number-of-powerful-integers.py
count-the-number-of-special-characters-i.py
count-the-number-of-special-characters-ii.py
count-the-number-of-substrings-with-dominant-ones.cpp
count-the-number-of-vowel-strings-in-range.py
count-the-number-of-winning-sequences.py
count-total-number-of-colored-cells.py
count-triplets-that-can-form-two-arrays-of-equal-xor.py
count-unique-characters-of-all-substrings-of-a-given-string.py
count-unreachable-pairs-of-nodes-in-an-undirected-graph.py
count-valid-paths-in-a-tree.py
count-visited-nodes-in-a-directed-graph.py
count-vowel-strings-in-ranges.py
count-vowel-substrings-of-a-string.py
count-vowels-permutation.py
count-ways-to-build-good-strings.py
count-ways-to-build-rooms-in-an-ant-colony.py
count-ways-to-make-array-with-product.py
count-words-obtained-after-adding-a-letter.py
counting-bits.py
counting-words-with-a-given-prefix.py
couples-holding-hands.py
course-schedule-ii.py
course-schedule-iii.py
course-schedule.py
cousins-in-binary-tree-ii.py
cousins-in-binary-tree.py
crawler-log-folder.py
create-binary-tree-from-descriptions.py
create-components-with-same-value.py
create-maximum-number.py
create-sorted-array-through-instructions.py
create-target-array-in-the-given-order.py
critical-connections-in-a-network.py
custom-sort-string.py
cut-off-trees-for-golf-event.py
cycle-length-queries-in-a-tree.py
daily-temperatures.py
data-stream-as-disjoint-intervals.py
debounce.js
decode-the-message.py
decode-the-slanted-ciphertext.py
decode-ways-ii.py
decode-ways.py
decode-xored-array.py
decode-xored-permutation.py
decoded-string-at-index.py
decompress-run-length-encoded-list.py
decremental-string-concatenation.py
deepest-leaves-sum.py
defanging-an-ip-address.py
defuse-the-bomb.py
degree-of-an-array.py
delete-and-earn.py
delete-characters-to-make-fancy-string.py
delete-columns-to-make-sorted-iii.py
delete-columns-to-make-sorted.py
delete-greatest-value-in-each-row.py
delete-leaves-with-a-given-value.py
delete-node-in-a-bst.py
delete-node-in-a-linked-list.py
delete-nodes-and-return-forest.py
delete-nodes-from-linked-list-present-in-array.py
delete-operation-for-two-strings.py
delete-the-middle-node-of-a-linked-list.py
delete-tree-nodes.py
design-a-food-rating-system.py
design-a-number-container-system.py
design-a-stack-with-increment-operation.py
design-a-text-editor.py
design-add-and-search-words-data-structure.py
design-an-atm-machine.py
design-bitset.py
design-browser-history.py
design-circular-deque.py
design-circular-queue.py
design-front-middle-back-queue.py
design-graph-with-shortest-path-calculator.py
design-hashmap.py
design-hashset.py
design-memory-allocator.py
design-neighbor-sum-service.py
design-parking-system.py
design-underground-system.py
destination-city.py
destroy-sequential-targets.py
destroying-asteroids.py
detect-capital.py
detect-cycles-in-2d-grid.py
detect-pattern-of-length-m-repeated-k-or-more-times.py
detect-squares.py
determine-if-a-cell-is-reachable-at-a-given-time.py
determine-if-string-halves-are-alike.py
determine-if-two-events-have-conflict.py
determine-if-two-strings-are-close.py
determine-the-minimum-sum-of-a-k-avoiding-array.py
determine-the-winner-of-a-bowling-game.py
determine-whether-matrix-can-be-obtained-by-rotation.py
detonate-the-maximum-bombs.py
diagonal-traverse-ii.py
diagonal-traverse.py
diameter-of-binary-tree.py
diameter-of-n-ary-tree.py
dice-roll-simulation.py
difference-between-maximum-and-minimum-price-sum.py
difference-between-ones-and-zeros-in-row-and-column.py
different-ways-to-add-parentheses.py
digit-count-in-range.py
distance-to-a-cycle-in-undirected-graph.py
distant-barcodes.py
distinct-echo-substrings.py
distinct-numbers-in-each-subarray.py
distinct-prime-factors-of-product-of-array.cpp
distinct-prime-factors-of-product-of-array.py
distinct-subsequences-ii.py
distinct-subsequences.py
distribute-candies-among-children-i.py
distribute-candies-among-children-ii.py
distribute-candies-to-people.py
distribute-candies.py
distribute-coins-in-binary-tree.py
distribute-elements-into-two-arrays-i.py
distribute-elements-into-two-arrays-ii.py
distribute-money-to-maximum-children.py
divide-a-string-into-groups-of-size-k.py
divide-an-array-into-subarrays-with-minimum-cost-i.py
divide-an-array-into-subarrays-with-minimum-cost-ii.py
divide-array-in-sets-of-k-consecutive-numbers.py
divide-array-into-arrays-with-max-difference.py
divide-array-into-equal-pairs.py
divide-chocolate.py
divide-intervals-into-minimum-number-of-groups.py
divide-nodes-into-the-maximum-number-of-groups.py
divide-players-into-teams-of-equal-skill.py
divide-two-integers.py
divisible-and-non-divisible-sums-difference.py
divisor-game.py
domino-and-tromino-tiling.py
dota2-senate.py
double-a-number-represented-as-a-linked-list.py
double-modular-exponentiation.py
dungeon-game.py
duplicate-zeros.py
earliest-possible-day-of-full-bloom.py
edit-distance.py
element-appearing-more-than-25-in-sorted-array.py
eliminate-maximum-number-of-monsters.py
elimination-game.py
employee-importance.py
encode-and-decode-tinyurl.py
encode-string-with-shortest-length.py
encrypt-and-decrypt-strings.py
equal-rational-numbers.py
equal-row-and-column-pairs.py
erect-the-fence.py
escape-the-ghosts.py
evaluate-boolean-binary-tree.py
evaluate-division.py
evaluate-reverse-polish-notation.py
evaluate-the-bracket-pairs-of-a-string.py
even-odd-tree.py
excel-sheet-column-number.py
excel-sheet-column-title.py
expression-add-operators.py
extra-characters-in-a-string.py
factorial-trailing-zeroes.py
fair-distribution-of-cookies.py
faulty-keyboard.py
fibonacci-number.py
filling-bookcase-shelves.py
final-array-state-after-k-multiplication-operations-ii.py
final-value-of-variable-after-performing-operations.py
find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree.py
find-a-good-subset-of-the-matrix.py
find-a-safe-walk-through-a-grid.py
find-a-value-of-a-mysterious-function-closest-to-target.py
find-all-anagrams-in-a-string.py
find-all-duplicates-in-an-array.py
find-all-good-indices.py
find-all-groups-of-farmland.py
find-all-k-distant-indices-in-an-array.py
find-all-lonely-numbers-in-the-array.py
find-all-numbers-disappeared-in-an-array.py
find-all-people-with-secret.py
find-all-possible-recipes-from-given-supplies.py
find-all-possible-stable-binary-arrays-i.py
find-all-possible-stable-binary-arrays-ii.cpp
find-and-replace-in-string.py
find-and-replace-pattern.py
find-beautiful-indices-in-the-given-array-i.py
find-beautiful-indices-in-the-given-array-ii.py
find-bottom-left-tree-value.py
find-building-where-alice-and-bob-can-meet.py
find-center-of-star-graph.py
find-champion-i.py
find-champion-ii.py
find-closest-node-to-given-two-nodes.py
find-closest-number-to-zero.py
find-common-characters.py
find-consecutive-integers-from-a-data-stream.py
find-critical-and-pseudo-critical-edges-in-minimum-spanning-tree.py
find-duplicate-file-in-system.py
find-duplicate-subtrees.py
find-edges-in-shortest-paths.py
find-elements-in-a-contaminated-binary-tree.py
find-eventual-safe-states.py
find-first-and-last-position-of-element-in-sorted-array.py
find-first-palindromic-string-in-the-array.py
find-good-days-to-rob-the-bank.py
find-greatest-common-divisor-of-array.py
find-if-array-can-be-sorted.py
find-if-digit-game-can-be-won.py
find-if-path-exists-in-graph.py
find-in-mountain-array.py
find-indices-of-stable-mountains.py
find-indices-with-index-and-value-difference-i.py
find-indices-with-index-and-value-difference-ii.py
find-k-closest-elements.py
find-k-pairs-with-smallest-sums.py
find-k-th-smallest-pair-distance.py
find-kth-bit-in-nth-binary-string.py
find-kth-largest-xor-coordinate-value.py
find-largest-value-in-each-tree-row.py
find-longest-awesome-substring.py
find-longest-special-substring-that-occurs-thrice-i.py
find-longest-special-substring-that-occurs-thrice-ii.py
find-lucky-integer-in-an-array.py
find-maximum-number-of-string-pairs.py
find-maximum-removals-from-source-string.py
find-median-from-data-stream.py
find-minimum-diameter-after-merging-two-trees.cpp
find-minimum-diameter-after-merging-two-trees.py
find-minimum-in-rotated-sorted-array.py
find-minimum-operations-to-make-all-elements-divisible-by-three.py
find-minimum-time-to-finish-all-jobs.cpp
find-missing-and-repeated-values.py
find-missing-observations.py
find-mode-in-binary-search-tree.py
find-n-unique-integers-sum-up-to-zero.py
find-nearest-point-that-has-the-same-x-or-y-coordinate.py
find-number-of-ways-to-reach-the-k-th-stair.py
find-numbers-with-even-number-of-digits.py
find-occurrences-of-an-element-in-an-array.py
find-original-array-from-doubled-array.py
find-palindrome-with-fixed-length.py
find-peak-element.py
find-pivot-index.py
find-players-with-zero-or-one-losses.py
find-polygon-with-the-largest-perimeter.py
find-positive-integer-solution-for-a-given-equation.py
find-products-of-elements-of-big-array.py
find-resultant-array-after-removing-anagrams.py
find-right-interval.py
find-shortest-path-with-k-hops.py
find-smallest-letter-greater-than-target.py
find-subarray-with-bitwise-or-closest-to-k.py
find-subarrays-with-equal-sum.py
find-subsequence-of-length-k-with-the-largest-sum.py
find-substring-with-given-hash-value.py
find-subtree-sizes-after-changes.py
find-target-indices-after-sorting-array.py
find-the-child-who-has-the-ball-after-k-seconds.py
find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance.py
find-the-closest-palindrome.py
find-the-count-of-good-integers.py
find-the-count-of-monotonic-pairs-i.py
find-the-count-of-monotonic-pairs-ii.py
find-the-count-of-numbers-which-are-not-special.py
find-the-difference-of-two-arrays.py
find-the-difference.py
find-the-distance-value-between-two-arrays.py
find-the-distinct-difference-array.py
find-the-divisibility-array-of-a-string.py
find-the-duplicate-number.py
find-the-encrypted-string.py
find-the-grid-of-region-average.py
find-the-highest-altitude.py
find-the-index-of-the-first-occurrence-in-a-string.py
find-the-integer-added-to-array-i.py
find-the-integer-added-to-array-ii.py
find-the-k-beauty-of-a-number.py
find-the-k-or-of-an-array.py
find-the-k-th-character-in-string-game-i.py
find-the-k-th-character-in-string-game-ii.py
find-the-k-th-lucky-number.py
find-the-key-of-the-numbers.py
find-the-kth-largest-integer-in-the-array.py
find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows.py
find-the-last-marked-nodes-in-tree.py
find-the-length-of-the-longest-common-prefix.py
find-the-level-of-tree-with-minimum-sum.py
find-the-longest-balanced-substring-of-a-binary-string.py
find-the-longest-equal-subarray.py
find-the-longest-substring-containing-vowels-in-even-counts.py
find-the-longest-valid-obstacle-course-at-each-position.py
find-the-losers-of-the-circular-game.py
find-the-maximum-achievable-number.py
find-the-maximum-divisibility-score.py
find-the-maximum-factor-score-of-array.py
find-the-maximum-length-of-a-good-subsequence-i.py
find-the-maximum-length-of-a-good-subsequence-ii.py
find-the-maximum-length-of-valid-subsequence-i.py
find-the-maximum-length-of-valid-subsequence-ii.py
find-the-maximum-number-of-elements-in-subset.py
find-the-maximum-sum-of-node-values.py
find-the-median-of-the-uniqueness-array.py
find-the-middle-index-in-array.py
find-the-minimum-and-maximum-number-of-nodes-between-critical-points.py
find-the-minimum-area-to-cover-all-ones-i.py
find-the-minimum-cost-array-permutation.py
find-the-minimum-number-of-fibonacci-numbers-whose-sum-is-k.py
find-the-minimum-possible-sum-of-a-beautiful-array.py
find-the-most-competitive-subsequence.py
find-the-n-th-value-after-k-seconds.py
find-the-number-of-distinct-colors-among-the-balls.py
find-the-number-of-good-pairs-i.py
find-the-number-of-good-pairs-ii.py
find-the-number-of-possible-ways-for-an-event.py
find-the-number-of-subarrays-where-boundary-elements-are-maximum.py
find-the-number-of-subsequences-with-equal-gcd.py
find-the-number-of-ways-to-place-people-i.py
find-the-number-of-ways-to-place-people-ii.py
find-the-number-of-winning-players.py
find-the-original-array-of-prefix-xor.py
find-the-original-typed-string-i.py
find-the-original-typed-string-ii.cpp
find-the-peaks.py
find-the-pivot-integer.py
find-the-power-of-k-size-subarrays-i.py
find-the-power-of-k-size-subarrays-ii.py
find-the-prefix-common-array-of-two-arrays.py
find-the-punishment-number-of-an-integer.py
find-the-safest-path-in-a-grid.py
find-the-score-of-all-prefixes-of-an-array.py
find-the-sequence-of-strings-appeared-on-the-screen.py
find-the-shortest-superstring.py
find-the-smallest-divisor-given-a-threshold.py
find-the-string-with-lcp.py
find-the-student-that-will-replace-the-chalk.py
find-the-substring-with-maximum-cost.py
find-the-sum-of-encrypted-integers.py
find-the-sum-of-the-power-of-all-subsequences.py
find-the-town-judge.py
find-the-value-of-the-partition.py
find-the-width-of-columns-of-a-grid.py
find-the-winner-of-an-array-game.py
find-the-winner-of-the-circular-game.py
find-the-winning-player-in-coin-game.py
find-the-xor-of-numbers-which-appear-twice.py
find-three-consecutive-integers-that-sum-to-a-given-number.py
find-triangular-sum-of-an-array.py
find-unique-binary-string.py
find-valid-matrix-given-row-and-column-sums.py
find-words-containing-character.py
find-words-that-can-be-formed-by-characters.py
find-x-sum-of-all-k-long-subarrays-i.py
find-x-sum-of-all-k-long-subarrays-ii.py
find-xor-beauty-of-array.py
find-xor-sum-of-all-pairs-bitwise-and.py
finding-3-digit-even-numbers.py
finding-pairs-with-a-certain-sum.py
finding-the-users-active-minutes.py
first-bad-version.py
first-completely-painted-row-or-column.py
first-day-where-you-have-been-in-all-the-rooms.py
first-letter-to-appear-twice.py
first-missing-positive.py
first-unique-character-in-a-string.py
fizz-buzz.py
flatten-a-multilevel-doubly-linked-list.py
flatten-binary-tree-to-linked-list.py
flatten-nested-list-iterator.py
flip-binary-tree-to-match-preorder-traversal.py
flip-columns-for-maximum-number-of-equal-rows.py
flip-equivalent-binary-trees.py
flip-string-to-monotone-increasing.py
flipping-an-image.py
flood-fill.py
flower-planting-with-no-adjacent.py
form-largest-integer-with-digits-that-add-up-to-target.py
form-smallest-number-from-two-digit-arrays.py
four-divisors.py
fraction-addition-and-subtraction.py
freedom-trail.py
frequency-of-the-most-frequent-element.py
frequency-tracker.py
frog-jump-ii.py
frog-jump.py
frog-position-after-t-seconds.py
fruit-into-baskets.py
furthest-building-you-can-reach.py
furthest-point-from-origin.py
game-of-life.py
gas-station.py
gcd-sort-of-an-array.py
generate-binary-strings-without-adjacent-zeros.py
generate-parentheses.py
generate-random-point-in-a-circle.py
get-equal-substrings-within-budget.py
get-maximum-in-generated-array.py
get-the-maximum-score.py
goal-parser-interpretation.py
goat-latin.py
graph-connectivity-with-threshold.py
gray-code.py
greatest-common-divisor-of-strings.py
greatest-common-divisor-traversal.py
greatest-english-letter-in-upper-and-lower-case.py
greatest-sum-divisible-by-three.py
grid-game.py
grid-illumination.py
group-anagrams.py
group-the-people-given-the-group-size-they-belong-to.py
groups-of-strings.py
grumpy-bookstore-owner.py
guess-number-higher-or-lower-ii.py
guess-number-higher-or-lower.py
guess-the-word.py
h-index-ii.py
h-index.py
hamming-distance.py
hand-of-straights.py
handling-sum-queries-after-update.py
handshakes-that-dont-cross.py
happy-number.py
happy-students.py
harshad-number.py
hash-divided-string.py
heaters.py
height-checker.py
height-of-binary-tree-after-subtree-removal-queries.py
high-access-employees.py
house-robber-ii.py
house-robber-iii.py
house-robber-iv.py
house-robber.py
how-many-numbers-are-smaller-than-the-current-number.py
image-overlap.py
image-smoother.py
implement-queue-using-stacks.py
implement-rand10-using-rand7.py
implement-stack-using-queues.py
implement-strstr.py
implement-trie-prefix-tree.py
increasing-order-search-tree.py
increasing-subsequences.py
increasing-triplet-subsequence.py
increment-submatrices-by-one.py
index.html
insert-delete-getrandom-o1-duplicates-allowed.py
insert-delete-getrandom-o1.py
insert-greatest-common-divisors-in-linked-list.py
insert-interval.py
insert-into-a-binary-search-tree.py
insufficient-nodes-in-root-to-leaf-paths.py
integer-break.py
integer-replacement.py
integer-to-english-words.py
integer-to-roman.py
interleaving-string.py
intersection-of-multiple-arrays.py
intersection-of-two-arrays-ii.py
intersection-of-two-arrays.py
intersection-of-two-linked-lists.py
interval-list-intersections.py
intervals-between-identical-elements.py
invert-binary-tree.py
ipo.py
is-graph-bipartite.py
is-subsequence.py
island-perimeter.py
isomorphic-strings.py
jewels-and-stones.py
jump-game-ii.py
jump-game-iii.py
jump-game-iv.py
jump-game-v.py
jump-game-vi.py
jump-game-vii.py
jump-game.py
k-closest-points-to-origin.py
k-concatenation-maximum-sum.py
k-diff-pairs-in-an-array.py
k-divisible-elements-subarrays.py
k-inverse-pairs-array.py
k-items-with-the-maximum-sum.py
k-radius-subarray-averages.py
k-th-largest-perfect-subtree-size-in-binary-tree.py
k-th-nearest-obstacle-queries.py
k-th-smallest-in-lexicographical-order.py
k-th-smallest-prime-fraction.py
k-th-symbol-in-grammar.py
keep-multiplying-found-values-by-two.py
keyboard-row.py
keys-and-rooms.py
kids-with-the-greatest-number-of-candies.py
knight-dialer.py
knight-probability-in-chessboard.py
koko-eating-bananas.py
kth-ancestor-of-a-tree-node.py
kth-distinct-string-in-an-array.py
kth-largest-element-in-a-stream.py
kth-largest-element-in-an-array.py
kth-largest-sum-in-a-binary-tree.py
kth-missing-positive-number.py
kth-smallest-amount-with-single-denomination-combination.py
kth-smallest-element-in-a-bst.py
kth-smallest-element-in-a-sorted-matrix.py
kth-smallest-instructions.py
kth-smallest-number-in-multiplication-table.py
largest-1-bordered-square.py
largest-3-same-digit-number-in-string.py
largest-color-value-in-a-directed-graph.py
largest-combination-with-bitwise-and-greater-than-zero.py
largest-component-size-by-common-factor.py
largest-divisible-subset.py
largest-element-in-an-array-after-merge-operations.py
largest-local-values-in-a-matrix.py
largest-magic-square.py
largest-merge-of-two-strings.py
largest-multiple-of-three.py
largest-number-after-digit-swaps-by-parity.py
largest-number-after-mutating-substring.py
largest-number-at-least-twice-of-others.py
largest-number.py
largest-odd-number-in-string.py
largest-palindromic-number.py
largest-perimeter-triangle.py
largest-positive-integer-that-exists-with-its-negative.py
largest-rectangle-in-histogram.py
largest-submatrix-with-rearrangements.py
largest-substring-between-two-equal-characters.py
largest-time-for-given-digits.py
largest-values-from-labels.py
last-day-where-you-can-still-cross.py
last-moment-before-all-ants-fall-out-of-a-plank.py
last-stone-weight-ii.py
last-stone-weight.py
last-substring-in-lexicographical-order.py
last-visited-integers.py
leaf-similar-trees.py
least-number-of-unique-integers-after-k-removals.py
lemonade-change.py
length-of-last-word.py
length-of-longest-fibonacci-subsequence.py
length-of-longest-subarray-with-at-most-k-frequency.py
length-of-the-longest-alphabetical-continuous-substring.py
length-of-the-longest-increasing-path.py
length-of-the-longest-subsequence-that-sums-to-target.py
length-of-the-longest-valid-substring.py
letter-case-permutation.py
letter-combinations-of-a-phone-number.py
letter-tile-possibilities.py
lexicographical-numbers.py
lexicographically-minimum-string-after-removing-stars.py
lexicographically-smallest-beautiful-string.py
lexicographically-smallest-equivalent-string.py
lexicographically-smallest-palindrome.py
lexicographically-smallest-string-after-a-swap.py
lexicographically-smallest-string-after-operations-with-constraint.py
lexicographically-smallest-string-after-substring-operation.py
lfu-cache.py
license-key-formatting.py
line-reflection.py
linked-list-components.py
linked-list-cycle-ii.py
linked-list-cycle.py
linked-list-in-binary-tree.py
linked-list-random-node.py
long-pressed-name.py
longer-contiguous-segments-of-ones-than-zeros.py
longest-arithmetic-subsequence-of-given-difference.py
longest-arithmetic-subsequence.py
longest-binary-subsequence-less-than-or-equal-to-k.py
longest-chunked-palindrome-decomposition.py
longest-common-prefix.py
longest-common-subpath.py
longest-common-subsequence.py
longest-common-suffix-queries.py
longest-consecutive-sequence.py
longest-continuous-increasing-subsequence.py
longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit.py
longest-cycle-in-a-graph.py
longest-duplicate-substring.py
longest-even-odd-subarray-with-threshold.py
longest-happy-prefix.py
longest-happy-string.py
longest-harmonious-subsequence.py
longest-ideal-subsequence.py
longest-increasing-path-in-a-matrix.py
longest-increasing-subsequence-ii.py
longest-increasing-subsequence.py
longest-mountain-in-array.py
longest-nice-subarray.py
longest-nice-substring.py
longest-non-decreasing-subarray-from-two-arrays.py
longest-palindrome-by-concatenating-two-letter-words.py
longest-palindrome.py
longest-palindromic-subsequence.py
longest-palindromic-substring.py
longest-path-with-different-adjacent-characters.py
longest-repeating-character-replacement.py
longest-square-streak-in-an-array.py
longest-strictly-increasing-or-strictly-decreasing-subarray.py
longest-string-chain.py
longest-subarray-of-1s-after-deleting-one-element.py
longest-subarray-with-maximum-bitwise-and.py
longest-subsequence-with-limited-sum.py
longest-substring-of-all-vowels-in-order.py
longest-substring-with-at-least-k-repeating-characters.py
longest-substring-without-repeating-characters.cpp
longest-substring-without-repeating-characters.java
longest-substring-without-repeating-characters.py
longest-uncommon-subsequence-i.py
longest-uncommon-subsequence-ii.py
longest-unequal-adjacent-groups-subsequence-i.py
longest-unequal-adjacent-groups-subsequence-ii.py
longest-univalue-path.py
longest-uploaded-prefix.py
longest-valid-parentheses.py
longest-well-performing-interval.py
longest-word-in-dictionary-through-deleting.py
longest-word-in-dictionary.py
longest-zigzag-path-in-a-binary-tree.py
loud-and-rich.py
lowest-common-ancestor-of-a-binary-search-tree.py
lowest-common-ancestor-of-a-binary-tree.py
lowest-common-ancestor-of-deepest-leaves.py
lru-cache.py
lucky-numbers-in-a-matrix.py
magic-squares-in-grid.py
magnetic-force-between-two-balls.py
majority-element-ii.py
majority-element.py

average-waiting-time.py

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Aug 6, 2024

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