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solutions
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- cses
- epi
- leetcode
  - 01-matrix
  - 132-pattern
  - 2-keys-keyboard
  - 3sum-closest
  - 3sum-smaller
  - 3sum-with-multiplicity
  - 3sum
  - 4-keys-keyboard
  - 4sum-ii
  - 4sum
  - accounts-merge
  - add-binary
  - add-digits
  - add-one-row-to-tree
  - add-strings
  - add-to-array-form-of-integer
  - add-two-numbers-ii
  - add-two-numbers
  - add-two-polynomials-represented-as-linked-lists
  - adding-spaces-to-a-string
  - adding-two-negabinary-numbers
  - additive-number
  - alien-dictionary
  - all-ancestors-of-a-node-in-a-directed-acyclic-graph
  - all-nodes-distance-k-in-binary-tree
  - all-paths-from-source-lead-to-destination
  - all-paths-from-source-to-target
  - all-possible-full-binary-trees
  - allocate-mailboxes
  - amount-of-time-for-binary-tree-to-be-infected
  - analyze-user-website-visit-pattern
  - android-unlock-patterns
  - append-characters-to-string-to-make-subsequence
  - apply-discount-to-prices
  - arithmetic-slices-ii-subsequence
  - arithmetic-slices
  - arithmetic-subarrays
  - arranging-coins
  - array-transformation
  - as-far-from-land-as-possible
  - assign-cookies
  - asteroid-collision
  - average-of-levels-in-binary-tree
  - average-salary-excluding-the-minimum-and-maximum-salary
  - average-waiting-time
  - backspace-string-compare
  - bag-of-tokens
  - balance-a-binary-search-tree
  - balanced-binary-tree
  - baseball-game
  - basic-calculator-ii
  - basic-calculator-iii
  - basic-calculator-iv
  - basic-calculator
  - battleships-in-a-board
  - best-meeting-point
  - best-sightseeing-pair
  - best-team-with-no-conflicts
  - best-time-to-buy-and-sell-stock-ii
  - best-time-to-buy-and-sell-stock-iii
  - best-time-to-buy-and-sell-stock-iv
  - best-time-to-buy-and-sell-stock-with-cooldown
  - best-time-to-buy-and-sell-stock-with-transaction-fee
  - best-time-to-buy-and-sell-stock
  - binary-search-tree-iterator-ii
  - binary-search-tree-iterator
  - binary-search-tree-to-greater-sum-tree
  - binary-search
  - binary-subarrays-with-sum
  - binary-tree-cameras
  - binary-tree-inorder-traversal
  - binary-tree-level-order-traversal-ii
  - binary-tree-level-order-traversal
  - binary-tree-longest-consecutive-sequence-ii
  - binary-tree-longest-consecutive-sequence
  - binary-tree-maximum-path-sum
  - binary-tree-paths
  - binary-tree-postorder-traversal
  - binary-tree-preorder-traversal
  - binary-tree-pruning
  - binary-tree-right-side-view
  - binary-tree-tilt
  - binary-tree-upside-down
  - binary-tree-vertical-order-traversal
  - binary-tree-zigzag-level-order-traversal
  - binary-trees-with-factors
  - bitwise-and-of-numbers-range
  - bitwise-xor-of-all-pairings
  - boats-to-save-people
  - bomb-enemy
  - booking-concert-tickets-in-groups
  - boundary-of-binary-tree
  - brace-expansion
  - break-a-palindrome
  - buddy-strings
  - build-a-matrix-with-conditions
  - build-an-array-with-stack-operations
  - build-array-where-you-can-find-the-maximum-exactly-k-comparisons
  - build-binary-expression-tree-from-infix-expression
  - buildings-with-an-ocean-view
  - bulb-switcher
  - bulls-and-cows
  - burst-balloons
  - bus-routes
  - buy-two-chocolates
  - calculate-amount-paid-in-taxes
  - calculate-digit-sum-of-a-string
  - calculate-money-in-leetcode-bank
  - campus-bikes-ii
  - campus-bikes
  - can-i-win
  - can-make-arithmetic-progression-from-sequence
  - can-place-flowers
  - candy-crush
  - candy
  - capacity-to-ship-packages-within-d-days
  - car-fleet
  - champagne-tower
  - cheapest-flights-within-k-stops
  - check-completeness-of-a-binary-tree
  - check-if-a-number-is-majority-element-in-a-sorted-array
  - check-if-a-parentheses-string-can-be-valid
  - check-if-a-string-contains-all-binary-codes-of-size-k
  - check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence
  - check-if-array-is-sorted-and-rotated
  - check-if-array-pairs-are-divisible-by-k
  - check-if-it-is-a-good-array
  - check-if-it-is-a-straight-line
  - check-if-n-and-its-double-exist
  - check-if-number-has-equal-digit-count-and-digit-value
  - check-if-one-string-swap-can-make-strings-equal
  - check-if-the-sentence-is-pangram
  - check-if-there-is-a-valid-parentheses-string-path
  - check-if-there-is-a-valid-partition-for-the-array
  - check-if-two-string-arrays-are-equivalent
  - checking-existence-of-edge-length-limited-paths
  - cherry-pickup-ii
  - cherry-pickup
  - circular-array-loop
  - circular-permutation-in-binary-representation
  - circular-sentence
  - clear-digits
  - climbing-stairs
  - clone-binary-tree-with-random-pointer
  - clone-graph
  - closest-binary-search-tree-value-ii
  - closest-binary-search-tree-value
  - coin-change-ii
  - coin-change
  - coin-path
  - combination-sum-ii
  - combination-sum-iii
  - combination-sum-iv
  - combination-sum
  - combinations
  - compare-version-numbers
  - concatenated-words
  - concatenation-of-consecutive-binary-numbers
  - confusing-number
  - consecutive-characters
  - constrained-subsequence-sum
  - construct-binary-search-tree-from-preorder-traversal
  - construct-binary-tree-from-inorder-and-postorder-traversal
  - construct-binary-tree-from-preorder-and-inorder-traversal
  - construct-k-palindrome-strings
  - construct-quad-tree
  - construct-smallest-number-from-di-string
  - construct-string-from-binary-tree
  - construct-string-with-repeat-limit
  - construct-target-array-with-multiple-sums
  - construct-the-lexicographically-largest-valid-sequence
  - container-with-most-water
  - contains-duplicate-ii
  - contains-duplicate-iii
  - contains-duplicate
  - contiguous-array
  - continuous-subarray-sum
  - continuous-subarrays
  - convert-1d-array-into-2d-array
  - convert-a-number-to-hexadecimal
  - convert-an-array-into-a-2d-array-with-conditions
  - convert-binary-number-in-a-linked-list-to-integer
  - convert-binary-search-tree-to-sorted-doubly-linked-list
  - convert-bst-to-greater-tree
  - convert-sorted-array-to-binary-search-tree
  - convert-sorted-list-to-binary-search-tree
  - copy-list-with-random-pointer
  - correct-a-binary-tree
  - count-all-possible-routes
  - count-all-valid-pickup-and-delivery-options
  - count-and-say
  - count-asterisks
  - count-binary-substrings
  - count-collisions-on-a-road
    - main.cpp
  - count-complete-tree-nodes
  - count-elements-with-maximum-frequency
  - count-good-nodes-in-binary-tree
  - count-hills-and-valleys-in-an-array
  - count-integers-in-intervals
  - count-lattice-points-inside-a-circle
  - count-negative-numbers-in-a-sorted-matrix
  - count-nice-pairs-in-an-array
  - count-nodes-equal-to-average-of-subtree
  - count-nodes-equal-to-sum-of-descendants
  - count-number-of-bad-pairs
  - count-number-of-homogenous-substrings
  - count-number-of-maximum-bitwise-or-subsets
  - count-number-of-nice-subarrays
  - count-number-of-rectangles-containing-each-point
  - count-number-of-texts
  - count-odd-numbers-in-an-interval-range
  - count-of-matches-in-tournament
  - count-of-smaller-numbers-after-self
  - count-pairs-in-two-arrays
  - count-prefix-and-suffix-pairs-i
  - count-prefixes-of-a-given-string
  - count-primes
  - count-servers-that-communicate
  - count-sorted-vowel-strings
  - count-special-integers
  - count-square-submatrices-with-all-ones
  - count-sub-islands
  - count-subarrays-where-max-element-appears-at-least-k-times
  - count-subarrays-with-fixed-bounds
  - count-subarrays-with-score-less-than-k
  - count-the-number-of-consistent-strings
  - count-the-number-of-ideal-arrays
  - count-triplets-that-can-form-two-arrays-of-equal-xor
  - count-unguarded-cells-in-the-grid
  - count-unique-characters-of-all-substrings-of-a-given-string
  - count-univalue-subtrees
  - count-unreachable-pairs-of-nodes-in-an-undirected-graph
  - count-vowel-strings-in-ranges
  - count-vowels-permutation
  - count-ways-to-build-good-strings
  - count-ways-to-distribute-candies
  - counting-bits
  - counting-words-with-a-given-prefix
  - course-schedule-ii
  - course-schedule-iii
  - course-schedule-iv
  - course-schedule
  - cousins-in-binary-tree-ii
  - crawler-log-folder
  - create-binary-tree-from-descriptions
  - create-components-with-same-value
  - create-hello-world-function
  - critical-connections-in-a-network
  - custom-sort-string
  - customers-who-bought-all-products
  - daily-temperatures
  - decode-string
  - decode-the-message
  - decode-ways
  - decoded-string-at-index
  - decrypt-string-from-alphabet-to-integer-mapping
  - deepest-leaves-sum
  - defuse-the-bomb
  - delete-and-earn
  - delete-characters-to-make-fancy-string
  - delete-columns-to-make-sorted
  - delete-leaves-with-a-given-value
  - delete-node-in-a-bst
  - delete-node-in-a-linked-list
  - delete-nodes-and-return-forest
  - delete-nodes-from-linked-list-present-in-array
  - delete-operation-for-two-strings
  - delete-the-middle-node-of-a-linked-list
  - delete-tree-nodes
  - design-a-food-rating-system
  - design-a-leaderboard
  - design-a-number-container-system
  - design-a-stack-with-increment-operation
  - design-a-text-editor
  - design-add-and-search-words-data-structure
  - design-an-expression-tree-with-evaluate-function
  - design-browser-history
  - design-circular-deque
  - design-circular-queue
  - design-file-system
  - design-graph-with-shortest-path-calculator
  - design-hashmap
  - design-hashset
  - design-hit-counter
  - design-in-memory-file-system
  - design-linked-list
  - design-most-recently-used-queue
  - design-parking-system
  - design-search-autocomplete-system
  - design-tic-tac-toe
  - design-twitter
  - design-underground-system
  - destination-city
  - detect-capital
  - determine-if-a-cell-is-reachable-at-a-given-time
  - determine-if-string-halves-are-alike
  - determine-if-two-events-have-conflict
  - determine-if-two-strings-are-close
  - detonate-the-maximum-bombs
  - diagonal-traverse
  - diameter-of-binary-tree
  - diameter-of-n-ary-tree
  - difference-between-ones-and-zeros-in-row-and-column
  - different-ways-to-add-parentheses
  - digit-count-in-range
  - distinct-subsequences
  - distribute-coins-in-binary-tree
  - divide-array-into-arrays-with-max-difference
  - divide-chocolate
  - divide-intervals-into-minimum-number-of-groups
  - divide-nodes-into-the-maximum-number-of-groups
  - divide-players-into-teams-of-equal-skill
  - divide-two-integers
  - domino-and-tromino-tiling
  - dot-product-of-two-sparse-vectors
  - dota2-senate
  - double-a-number-represented-as-a-linked-list
  - dungeon-game
  - earliest-possible-day-of-full-bloom
  - edit-distance
  - egg-drop-with-2-eggs-and-n-floors
  - element-appearing-more-than-25-in-sorted-array
  - eliminate-maximum-number-of-monsters
  - employee-free-time
  - encode-and-decode-strings
  - encode-and-decode-tinyurl
  - encrypt-and-decrypt-strings
  - equal-row-and-column-pairs
  - erect-the-fence
  - escape-the-spreading-fire
  - evaluate-boolean-binary-tree
  - evaluate-division
  - evaluate-reverse-polish-notation
  - even-odd-tree
  - excel-sheet-column-number
  - excel-sheet-column-title
  - exclusive-time-of-functions
  - expression-add-operators
  - extra-characters-in-a-string
  - factor-combinations
  - factorial-trailing-zeroes
  - fair-distribution-of-cookies
  - fibonacci-number
  - filling-bookcase-shelves
  - final-array-state-after-k-multiplication-operations-i
  - final-prices-with-a-special-discount-in-a-shop
  - find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree
  - find-a-peak-element-ii
  - find-all-anagrams-in-a-string
  - find-all-duplicates-in-an-array
  - find-all-groups-of-farmland
  - find-all-numbers-disappeared-in-an-array
  - find-all-people-with-secret
  - find-all-the-lonely-nodes
  - find-anagram-mappings
  - find-and-replace-pattern
  - find-bottom-left-tree-value
  - find-center-of-star-graph
  - find-champion-ii
  - find-closest-node-to-given-two-nodes
  - find-common-characters
  - find-critical-and-pseudo-critical-edges-in-minimum-spanning-tree
  - find-duplicate-file-in-system
  - find-duplicate-subtrees
  - find-eventual-safe-states
  - find-first-and-last-position-of-element-in-sorted-array
  - find-first-palindromic-string-in-the-array
  - find-if-array-can-be-sorted
  - find-if-path-exists-in-graph
  - find-in-mountain-array
  - find-k-closest-elements
  - find-k-pairs-with-smallest-sums
  - find-k-th-smallest-pair-distance
  - find-kth-bit-in-nth-binary-string
  - find-largest-value-in-each-tree-row
  - find-leaves-of-binary-tree
  - find-longest-special-substring-that-occurs-thrice-i
  - find-median-from-data-stream
  - find-minimum-diameter-after-merging-two-trees
  - find-minimum-in-rotated-sorted-array-ii
  - find-minimum-in-rotated-sorted-array
  - find-missing-observations
  - find-mode-in-binary-search-tree
  - find-nearest-point-that-has-the-same-x-or-y-coordinate
  - find-nearest-right-node-in-binary-tree
  - find-original-array-from-doubled-array
  - find-palindrome-with-fixed-length
  - find-peak-element
  - find-permutation
  - find-pivot-index
  - find-players-with-zero-or-one-losses
  - find-polygon-with-the-largest-perimeter
  - find-positive-integer-solution-for-a-given-equation
  - find-resultant-array-after-removing-anagrams
  - find-right-interval
  - find-score-of-an-array-after-marking-all-elements
  - find-servers-that-handled-most-number-of-requests
  - find-smallest-common-element-in-all-rows
  - find-smallest-letter-greater-than-target
  - find-subarrays-with-equal-sum
  - find-the-celebrity
  - find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance
  - find-the-closest-palindrome
  - find-the-derangement-of-an-array
  - find-the-difference-of-two-arrays
  - find-the-difference
  - find-the-distance-value-between-two-arrays
  - find-the-duplicate-number
  - find-the-highest-altitude
  - find-the-index-of-the-first-occurrence-in-a-string
  - find-the-index-of-the-large-integer
  - find-the-k-beauty-of-a-number
  - find-the-k-sum-of-an-array
  - find-the-length-of-the-longest-common-prefix
  - find-the-longest-substring-containing-vowels-in-even-counts
  - find-the-longest-valid-obstacle-course-at-each-position
  - find-the-maximum-sum-of-node-values
  - find-the-minimum-and-maximum-number-of-nodes-between-critical-points
  - find-the-number-of-distinct-colors-among-the-balls
  - find-the-original-array-of-prefix-xor
  - find-the-pivot-integer
  - find-the-power-of-k-size-subarrays-i
  - find-the-prefix-common-array-of-two-arrays
  - find-the-punishment-number-of-an-integer
  - find-the-safest-path-in-a-grid
  - find-the-smallest-divisor-given-a-threshold
  - find-the-student-that-will-replace-the-chalk
  - find-the-town-judge
  - find-the-winner-of-an-array-game
  - find-the-winner-of-the-circular-game
  - find-triangular-sum-of-an-array
  - find-unique-binary-string
  - find-valid-matrix-given-row-and-column-sums
  - find-words-that-can-be-formed-by-characters
  - first-bad-version
  - first-completely-painted-row-or-column
  - first-missing-positive
  - first-unique-character-in-a-string
  - fizz-buzz
  - flatten-2d-vector
  - flatten-a-multilevel-doubly-linked-list
  - flatten-binary-tree-to-linked-list
  - flatten-nested-list-iterator
  - flip-columns-for-maximum-number-of-equal-rows
  - flip-equivalent-binary-trees
  - flip-game-ii
  - flip-game
  - flip-string-to-monotone-increasing
  - flood-fill
  - fraction-addition-and-subtraction
  - fraction-to-recurring-decimal
  - freedom-trail
  - frequency-of-the-most-frequent-element
  - frog-jump
  - fruit-into-baskets
  - furthest-building-you-can-reach
  - game-of-life
  - game-of-nim
  - gas-station
  - generate-parentheses
  - get-equal-substrings-within-budget
  - goal-parser-interpretation
  - goat-latin
  - graph-valid-tree
  - gray-code
  - greatest-common-divisor-of-strings
  - greatest-common-divisor-traversal
  - greatest-english-letter-in-upper-and-lower-case
  - grid-game
  - group-anagrams
  - group-shifted-strings
  - group-the-people-given-the-group-size-they-belong-to
  - grumpy-bookstore-owner
  - guess-number-higher-or-lower
  - guess-the-majority-in-a-hidden-array
  - guess-the-word
  - h-index-ii
  - h-index
  - hand-of-straights
  - handshakes-that-dont-cross
  - happy-number
  - height-checker
  - height-of-binary-tree-after-subtree-removal-queries
  - house-robber-ii
  - house-robber-iii
  - house-robber
  - image-overlap
  - image-smoother
  - implement-queue-using-stacks
  - implement-stack-using-queues
  - implement-trie-ii-prefix-tree
  - implement-trie-prefix-tree
  - increasing-order-search-tree
  - increasing-triplet-subsequence
  - index-pairs-of-a-string
  - inorder-successor-in-bst-ii
  - inorder-successor-in-bst
  - insert-delete-getrandom-o1
  - insert-greatest-common-divisors-in-linked-list
  - insert-interval
  - insert-into-a-binary-search-tree
  - insert-into-a-sorted-circular-linked-list
  - insertion-sort-list
  - integer-break
  - integer-to-english-words
  - integer-to-roman
  - interleaving-string
  - intersection-of-multiple-arrays
  - intersection-of-two-arrays-ii
  - intersection-of-two-arrays
  - intersection-of-two-linked-lists
  - interval-list-intersections
  - invert-binary-tree
  - ip-to-cidr
  - ipo
  - is-graph-bipartite
  - is-subsequence
  - island-perimeter
  - isomorphic-strings
  - jump-game-ii
  - jump-game-iii
  - jump-game-iv
  - jump-game-vi
  - jump-game
  - k-closest-points-to-origin
  - k-divisible-elements-subarrays
  - k-inverse-pairs-array
  - k-radius-subarray-averages
  - k-th-smallest-in-lexicographical-order
  - k-th-smallest-prime-fraction
  - k-th-symbol-in-grammar
  - keys-and-rooms
  - kids-with-the-greatest-number-of-candies
  - kill-process
  - knight-dialer
  - knight-probability-in-chessboard
  - koko-eating-bananas
  - kth-distinct-string-in-an-array
  - kth-largest-element-in-a-stream
  - kth-largest-element-in-an-array
  - kth-largest-sum-in-a-binary-tree
  - kth-missing-positive-number
  - kth-smallest-element-in-a-bst
  - kth-smallest-element-in-a-sorted-matrix
  - largest-3-same-digit-number-in-string
  - largest-bst-subtree
  - largest-color-value-in-a-directed-graph
  - largest-combination-with-bitwise-and-greater-than-zero
  - largest-divisible-subset
  - largest-local-values-in-a-matrix
  - largest-magic-square
  - largest-number
  - largest-odd-number-in-string
  - largest-palindromic-number
  - largest-perimeter-triangle
  - largest-positive-integer-that-exists-with-its-negative
  - largest-rectangle-in-histogram
  - largest-submatrix-with-rearrangements
  - largest-substring-between-two-equal-characters
  - last-day-where-you-can-still-cross
  - last-moment-before-all-ants-fall-out-of-a-plank
  - last-stone-weight-ii
  - last-stone-weight
  - leaf-similar-trees
  - least-number-of-unique-integers-after-k-removals
  - leftmost-column-with-at-least-a-one
  - lemonade-change
  - length-of-last-word
  - length-of-longest-subarray-with-at-most-k-frequency
  - length-of-the-longest-alphabetical-continuous-substring
  - letter-case-permutation
  - letter-combinations-of-a-phone-number
  - letter-tile-possibilities
  - lexicographical-numbers
  - lexicographically-smallest-equivalent-string
  - lfu-cache
  - linked-list-cycle-ii
  - linked-list-cycle
  - linked-list-frequency
  - linked-list-in-binary-tree
  - linked-list-random-node
  - logger-rate-limiter
  - lonely-pixel-i
  - longest-arithmetic-subsequence-of-given-difference
  - longest-arithmetic-subsequence
  - longest-binary-subsequence-less-than-or-equal-to-k
  - longest-common-prefix
  - longest-common-subsequence
  - longest-consecutive-sequence
  - longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit
  - longest-cycle-in-a-graph
  - longest-duplicate-substring
  - longest-happy-string
  - longest-ideal-subsequence
  - longest-increasing-path-in-a-matrix
  - longest-increasing-subsequence
  - longest-line-of-consecutive-one-in-matrix
  - longest-palindrome-by-concatenating-two-letter-words
  - longest-palindrome
  - longest-palindromic-subsequence-ii
  - longest-palindromic-subsequence
  - longest-palindromic-substring
  - longest-path-with-different-adjacent-characters
  - longest-repeating-character-replacement
  - longest-repeating-substring
  - longest-square-streak-in-an-array
  - longest-strictly-increasing-or-strictly-decreasing-subarray
  - longest-string-chain
  - longest-subarray-of-1s-after-deleting-one-element
  - longest-subarray-with-maximum-bitwise-and
  - longest-subsequence-with-limited-sum
  - longest-substring-of-one-repeating-character
  - longest-substring-with-at-least-k-repeating-characters
  - longest-substring-with-at-most-k-distinct-characters
  - longest-substring-with-at-most-two-distinct-characters
  - longest-substring-without-repeating-characters
  - longest-uploaded-prefix
  - longest-valid-parentheses
  - longest-word-with-all-prefixes
  - longest-zigzag-path-in-a-binary-tree
  - lowest-common-ancestor-of-a-binary-search-tree
  - lowest-common-ancestor-of-a-binary-tree-ii
  - lowest-common-ancestor-of-a-binary-tree-iii
  - lowest-common-ancestor-of-a-binary-tree
  - lru-cache
  - lucky-numbers-in-a-matrix
  - magic-squares-in-grid
  - magnetic-force-between-two-balls
  - majority-element-ii
  - majority-element
  - make-array-strictly-increasing
  - make-lexicographically-smallest-array-by-swapping-elements
  - make-string-a-subsequence-using-cyclic-increments
  - make-sum-divisible-by-p
  - make-the-string-great
  - make-two-arrays-equal-by-reversing-subarrays
  - making-a-large-island
  - map-of-highest-peak
  - match-substring-after-replacement
  - matchsticks-to-square
  - matrix-block-sum
  - matrix-diagonal-sum
  - max-area-of-island
  - max-chunks-to-make-sorted
  - max-consecutive-ones-ii
  - max-consecutive-ones-iii
  - max-dot-product-of-two-subsequences
  - max-number-of-k-sum-pairs
  - max-points-on-a-line
  - max-stack
  - max-sum-of-a-pair-with-equal-sum-of-digits
  - max-sum-of-rectangle-no-larger-than-k
  - maximal-network-rank
  - maximal-rectangle
  - maximal-score-after-applying-k-operations
  - maximal-square
  - maximize-happiness-of-selected-children
  - maximize-score-after-n-operations
  - maximize-the-confusion-of-an-exam
  - maximum-69-number
  - maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts
  - maximum-ascending-subarray-sum
  - maximum-average-pass-ratio
  - maximum-average-subarray-i
  - maximum-average-subtree
  - maximum-bags-with-full-capacity-of-rocks
  - maximum-beauty-of-an-array-after-applying-operation
  - maximum-candies-allocated-to-k-children
  - maximum-consecutive-floors-without-special-floors
  - maximum-deletions-on-a-string
  - maximum-depth-of-binary-tree
  - maximum-difference-between-node-and-ancestor
  - maximum-distance-between-a-pair-of-values
  - maximum-distance-in-arrays
  - maximum-element-after-decreasing-and-rearranging
  - maximum-employees-to-be-invited-to-a-meeting
  - maximum-erasure-value
  - maximum-gap
  - maximum-ice-cream-bars
  - maximum-length-of-a-concatenated-string-with-unique-characters
  - maximum-length-of-pair-chain
  - maximum-length-of-repeated-subarray
  - maximum-length-of-subarray-with-positive-product
  - maximum-level-sum-of-a-binary-tree
  - maximum-matrix-sum
  - maximum-nesting-depth-of-the-parentheses
  - maximum-number-of-achievable-transfer-requests
  - maximum-number-of-books-you-can-take
  - maximum-number-of-coins-you-can-get
  - maximum-number-of-events-that-can-be-attended-ii
  - maximum-number-of-fish-in-a-grid
  - maximum-number-of-integers-to-choose-from-a-range-i
  - maximum-number-of-moves-in-a-grid
  - maximum-number-of-ones
  - maximum-number-of-points-with-cost
  - maximum-number-of-robots-within-budget
  - maximum-number-of-vowels-in-a-substring-of-given-length
  - maximum-odd-binary-number
  - maximum-performance-of-a-team
  - maximum-points-in-an-archery-competition
  - maximum-points-you-can-obtain-from-cards
  - maximum-product-difference-between-two-pairs
  - maximum-product-of-splitted-binary-tree
  - maximum-product-of-two-elements-in-an-array
  - maximum-product-of-word-lengths
  - maximum-product-subarray
  - maximum-profit-in-job-scheduling
  - maximum-rows-covered-by-columns
  - maximum-running-time-of-n-computers
  - maximum-score-after-splitting-a-string
  - maximum-score-from-performing-multiplication-operations
  - maximum-score-from-removing-substrings
  - maximum-score-of-a-good-subarray
  - maximum-score-words-formed-by-letters
  - maximum-segment-sum-after-removals
  - maximum-size-subarray-sum-equals-k
  - maximum-subarray-sum-after-one-operation
  - maximum-subarray
  - maximum-subsequence-score
  - maximum-sum-circular-subarray
  - maximum-sum-of-3-non-overlapping-subarrays
  - maximum-sum-of-an-hourglass
  - maximum-sum-of-distinct-subarrays-with-length-k
  - maximum-swap
  - maximum-total-beauty-of-the-gardens
  - maximum-total-importance-of-roads
  - maximum-trailing-zeros-in-a-cornered-path
  - maximum-twin-sum-of-a-linked-list
  - maximum-units-on-a-truck
  - maximum-vacation-days
  - maximum-value-at-a-given-index-in-a-bounded-array
  - maximum-value-of-k-coins-from-piles
  - maximum-white-tiles-covered-by-a-carpet
  - maximum-width-of-binary-tree
  - maximum-width-ramp
  - maximum-xor-after-operations
  - maximum-xor-for-each-query
  - median-of-two-sorted-arrays
  - meeting-rooms-ii
  - meeting-rooms-iii
  - meeting-rooms
  - meeting-scheduler
  - merge-in-between-linked-lists
  - merge-intervals
  - merge-k-sorted-lists
  - merge-nodes-in-between-zeros
  - merge-sorted-array
  - merge-strings-alternately
  - merge-two-sorted-lists
  - middle-of-the-linked-list
  - min-cost-climbing-stairs
  - min-cost-to-connect-all-points
  - min-max-game
  - min-stack
  - minesweeper
  - minimize-deviation-in-array
  - minimize-maximum-of-array
  - minimize-maximum-pair-sum-in-array
  - minimize-product-sum-of-two-arrays
  - minimize-the-maximum-difference-of-pairs
  - minimize-xor
  - minimized-maximum-of-products-distributed-to-any-store
  - minimum-absolute-difference-in-bst
  - minimum-add-to-make-parentheses-valid
  - minimum-amount-of-time-to-collect-garbage
  - minimum-amount-of-time-to-fill-cups
  - minimum-area-rectangle
  - minimum-array-end
  - minimum-ascii-delete-sum-for-two-strings
  - minimum-average-difference
  - minimum-bit-flips-to-convert-number
  - minimum-changes-to-make-alternating-binary-string
  - minimum-common-value
  - minimum-consecutive-cards-to-pick-up
  - minimum-cost-for-tickets
  - minimum-cost-to-connect-sticks
  - minimum-cost-to-convert-string-i
  - minimum-cost-to-cut-a-stick
  - minimum-cost-to-hire-k-workers
  - minimum-cost-to-make-array-equal
  - minimum-cost-to-make-at-least-one-valid-path-in-a-grid
  - minimum-cost-to-move-chips-to-the-same-position
  - minimum-cost-tree-from-leaf-values
  - minimum-costs-using-the-train-line
  - minimum-deletions-to-make-array-beautiful
  - minimum-deletions-to-make-character-frequencies-unique
  - minimum-deletions-to-make-string-balanced
  - minimum-depth-of-binary-tree
  - minimum-difference-between-largest-and-smallest-value-in-three-moves
  - minimum-difficulty-of-a-job-schedule
  - minimum-distance-between-bst-nodes
  - minimum-falling-path-sum-ii
  - minimum-falling-path-sum
  - minimum-flips-to-make-a-or-b-equal-to-c
  - minimum-fuel-cost-to-report-to-the-capital
  - minimum-genetic-mutation
  - minimum-health-to-beat-game
  - minimum-height-trees
  - minimum-hours-of-training-to-win-a-competition
  - minimum-increment-to-make-array-unique
  - minimum-insertion-steps-to-make-a-string-palindrome
  - minimum-jumps-to-reach-home
  - minimum-knight-moves
  - minimum-length-of-string-after-deleting-similar-ends
  - minimum-length-of-string-after-operations
  - minimum-limit-of-balls-in-a-bag
  - minimum-lines-to-represent-a-line-chart
  - minimum-moves-to-equal-array-elements-ii
  - minimum-number-of-arrows-to-burst-balloons
  - minimum-number-of-changes-to-make-binary-string-beautiful
  - minimum-number-of-days-to-disconnect-island
  - minimum-number-of-days-to-make-m-bouquets
  - minimum-number-of-k-consecutive-bit-flips
  - minimum-number-of-moves-to-make-palindrome
  - minimum-number-of-moves-to-seat-everyone
  - minimum-number-of-operations-to-convert-time
  - minimum-number-of-operations-to-make-array-continuous
  - minimum-number-of-operations-to-make-array-empty
  - minimum-number-of-operations-to-make-array-xor-equal-to-k
  - minimum-number-of-operations-to-make-arrays-similar
  - minimum-number-of-operations-to-move-all-balls-to-each-box
  - minimum-number-of-operations-to-sort-a-binary-tree-by-level
  - minimum-number-of-people-to-teach
  - minimum-number-of-pushes-to-type-word-ii
  - minimum-number-of-refueling-stops
  - minimum-number-of-removals-to-make-mountain-array
  - minimum-number-of-steps-to-make-two-strings-anagram
  - minimum-number-of-swaps-to-make-the-string-balanced
  - minimum-number-of-taps-to-open-to-water-a-garden
  - minimum-number-of-vertices-to-reach-all-nodes
  - minimum-obstacle-removal-to-reach-corner
  - minimum-one-bit-operations-to-make-integers-zero
  - minimum-operations-to-exceed-threshold-value-ii
  - minimum-operations-to-reduce-x-to-zero
  - minimum-path-cost-in-a-grid
  - minimum-path-sum
  - minimum-penalty-for-a-shop
  - minimum-recolors-to-get-k-consecutive-black-blocks
  - minimum-remove-to-make-valid-parentheses
  - minimum-replacements-to-sort-the-array
  - minimum-rounds-to-complete-all-tasks
  - minimum-score-of-a-path-between-two-cities
  - minimum-size-subarray-sum
  - minimum-speed-to-arrive-on-time
  - minimum-string-length-after-removing-substrings
  - minimum-swaps-to-group-all-1s-together-ii
  - minimum-swaps-to-group-all-1s-together
  - minimum-swaps-to-make-strings-equal
  - minimum-time-difference
  - minimum-time-to-build-blocks
  - minimum-time-to-collect-all-apples-in-a-tree
  - minimum-time-to-complete-trips
  - minimum-time-to-make-rope-colorful
  - minimum-time-visiting-all-points
  - minimum-total-distance-traveled
  - minimum-window-subsequence
  - minimum-window-substring
  - mirror-reflection
  - missing-element-in-sorted-array
  - missing-number
  - missing-ranges
  - modify-graph-edge-weights
  - monotonic-array
  - most-beautiful-item-for-each-query
  - most-profit-assigning-work
  - most-stones-removed-with-same-row-or-column
  - move-pieces-to-obtain-a-string
  - move-zeroes
  - moving-average-from-data-stream
  - multiply-strings
  - my-calendar-i
  - my-calendar-iii
  - n-ary-tree-level-order-traversal
  - n-ary-tree-postorder-traversal
  - n-ary-tree-preorder-traversal
  - n-queens-ii
  - n-queens
  - n-repeated-element-in-size-2n-array
  - n-th-tribonacci-number
  - naming-a-company
  - nearest-exit-from-entrance-in-maze
  - neighboring-bitwise-xor
  - nested-list-weight-sum
  - network-delay-time
  - new-21-game
  - next-greater-element-i
  - next-greater-element-ii
  - next-greater-element-iii
  - next-permutation
  - nim-game
  - node-with-highest-edge-score
  - non-decreasing-array
  - non-decreasing-subsequences
  - non-negative-integers-without-consecutive-ones
  - non-overlapping-intervals
  - nth-digit
  - number-complement
  - number-of-1-bits
  - number-of-atoms
  - number-of-closed-islands
  - number-of-common-factors
  - number-of-connected-components-in-an-undirected-graph
  - number-of-corner-rectangles
  - number-of-dice-rolls-with-target-sum
  - number-of-digit-one
  - number-of-distinct-islands
  - number-of-distinct-roll-sequences
  - number-of-distinct-substrings-in-a-string
  - number-of-enclaves
  - number-of-flowers-in-full-bloom
  - number-of-good-binary-strings
  - number-of-good-leaf-nodes-pairs
  - number-of-good-pairs
  - number-of-good-paths
  - number-of-increasing-paths-in-a-grid
  - number-of-islands-ii
  - number-of-islands
  - number-of-laser-beams-in-a-bank
  - number-of-longest-increasing-subsequence
  - number-of-matching-subsequences
  - number-of-music-playlists
  - number-of-nodes-in-the-sub-tree-with-the-same-label
  - number-of-operations-to-make-network-connected
  - number-of-pairs-satisfying-inequality
  - number-of-people-aware-of-a-secret
  - number-of-provinces
  - number-of-recent-calls
  - number-of-senior-citizens
  - number-of-steps-to-reduce-a-number-in-binary-representation-to-one
  - number-of-steps-to-reduce-a-number-to-zero
  - number-of-students-unable-to-eat-lunch
  - number-of-subarrays-with-gcd-equal-to-k
  - number-of-submatrices-that-sum-to-target
  - number-of-subsequences-that-satisfy-the-given-sum-condition
  - number-of-valid-clock-times
  - number-of-ways-of-cutting-a-pizza
  - number-of-ways-to-divide-a-long-corridor
  - number-of-ways-to-form-a-target-string-given-a-dictionary
  - number-of-ways-to-reorder-array-to-get-same-bst
  - number-of-ways-to-split-array
  - number-of-ways-to-stay-in-the-same-place-after-some-steps
  - number-of-ways-to-wear-different-hats-to-each-other
  - number-of-wonderful-substrings
  - number-of-zero-filled-subarrays
  - numbers-at-most-n-given-digit-set
  - numbers-with-repeated-digits
  - numbers-with-same-consecutive-differences
  - odd-even-linked-list
  - one-edit-distance
  - ones-and-zeroes
  - online-stock-span
  - open-the-lock
  - optimal-account-balancing
  - optimal-partition-of-string
  - orderly-queue
  - out-of-boundary-paths
  - pacific-atlantic-water-flow
  - paint-fence
  - paint-house-ii
  - paint-house-iii
  - paint-house
  - painting-the-walls
  - pairs-of-songs-with-total-durations-divisible-by-60
  - palindrome-linked-list
  - palindrome-number
  - palindrome-pairs
  - palindrome-partitioning-ii
  - palindrome-partitioning
  - palindrome-permutation-ii
  - palindrome-permutation
  - palindrome-removal
  - palindromic-substrings
  - parallel-courses-iii
  - parallel-courses
  - parsing-a-boolean-expression
  - partition-array-for-maximum-sum
  - partition-array-such-that-maximum-difference-is-k
  - partition-equal-subset-sum
  - partition-labels
  - partition-list
  - partition-to-k-equal-sum-subsets
  - partitioning-into-minimum-number-of-deci-binary-numbers
  - pascals-triangle-ii
  - pascals-triangle
  - pass-the-pillow
  - patching-array
  - path-crossing
  - path-sum-ii
  - path-sum-iii
  - path-sum-iv
  - path-sum
  - path-with-maximum-gold
  - path-with-maximum-probability
  - path-with-minimum-effort
  - paths-in-matrix-whose-sum-is-divisible-by-k
  - peak-index-in-a-mountain-array
  - peeking-iterator
  - percentage-of-letter-in-string
  - perfect-squares
  - perform-string-shifts
  - 384 entries not shown
- compile_flags.txt
utils
.gitignore
LICENSE
README.md
codeforces.md
cses.md
epi.md
leetcode.md

count-collisions-on-a-road

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