Files

0001-0500
0501-1000
- 0501. Find Mode in Binary Search Tree.swift
- 0503. Next Greater Element II.swift
- 0504. Base 7.swift
- 0506. Relative Ranks.swift
- 0507. Perfect Number.swift
- 0508. Most Frequent Subtree Sum.swift
- 0509. Fibonacci Number.swift
- 0513. Find Bottom Left Tree Value.swift
- 0514. Freedom Trail.swift
- 0515. Find Largest Value in Each Tree Row.swift
- 0516. Longest Palindromic Subsequence.swift
- 0517. Super Washing Machines.swift
- 0518. Coin Change 2.swift
- 0520. Detect Capital.swift
- 0521. Longest Uncommon Subsequence I.swift
- 0522. Longest Uncommon Subsequence II.swift
- 0523. Continuous Subarray Sum.swift
- 0524. Longest Word in Dictionary through Deleting.swift
- 0525. Contiguous Array.swift
- 0526. Beautiful Arrangement.swift
- 0528. Random Pick with Weight.swift
- 0529. Minesweeper.swift
- 0530. Minimum Absolute Difference in BST.swift
- 0532. K-diff Pairs in an Array.swift
- 0535. Encode and Decode TinyURL.swift
- 0537. Complex Number Multiplication.swift
- 0538. Convert BST to Greater Tree.swift
- 0539. Minimum Time Difference.swift
- 0540. Single Element in a Sorted Array.swift
- 0541. Reverse String II.swift
- 0542. 01 Matrix.swift
- 0543. Diameter of Binary Tree.swift
- 0546. Remove Boxes.swift
- 0547. Number of Provinces.swift
- 0550. Game Play Analysis IV.sql
- 0551. Student Attendance Record I.swift
- 0552. Student Attendance Record II.swift
- 0553. Optimal Division.swift
- 0554. Brick Wall.swift
- 0556. Next Greater Element III.swift
- 0557. Reverse Words in a String III.swift
- 0559. Maximum Depth of N-ary Tree.swift
- 0560. Subarray Sum Equals K.swift
- 0561. Array Partition I.swift
- 0563. Binary Tree Tilt.swift
- 0564. Find the Closest Palindrome.swift
- 0565. Array Nesting.swift
- 0566. Reshape the Matrix.swift
- 0567. Permutation in String.swift
- 0570. Managers with at Least 5 Direct Reports.sql
- 0572. Subtree of Another Tree.swift
- 0575. Distribute Candies.swift
- 0576. Out of Boundary Paths.swift
- 0577. Employee Bonus.sql
- 0581. Shortest Unsorted Continuous Subarray.swift
- 0583. Delete Operation for Two Strings.swift
- 0585. Investments in 2016.sql
- 0589. N-ary Tree Preorder Traversal.swift
- 0590. N-ary Tree Postorder Traversal.swift
- 0592. Fraction Addition and Subtraction.swift
- 0593. Valid Square.swift
- 0594. Longest Harmonious Subsequence.swift
- 0595. Big Countries.sql
- 0596. Classes More Than 5 Students.sql
- 0598. Range Addition II.swift
- 0599. Minimum Index Sum of Two Lists.swift
- 0600. Non-negative Integers without Consecutive Ones.swift
- 0601. Human Traffic of Stadium.sql
- 0602. Friend Requests II Who Has the Most Friends.sql
- 0605. Can Place Flowers.swift
- 0606. Construct String from Binary Tree.swift
- 0609. Find Duplicate File in System.swift
- 0610. Triangle Judgement.sql
- 0611. Valid Triangle Number.swift
- 0617. Merge Two Binary Trees.swift
- 0619. Biggest Single Number.sql
- 0620. Not Boring Movies.sql
- 0621. Task Scheduler.swift
- 0622. Design Circular Queue.swift
- 0623. Add One Row to Tree.swift
- 0626. Exchange Seats.sql
- 0627. Swap Salary.sql
- 0628. Maximum Product of Three Numbers.swift
- 0629. K Inverse Pairs Array.swift
- 0630. Course Schedule III.swift
- 0632. Smallest Range Covering Elements from K Lists.swift
- 0633. Sum of Square Numbers.swift
- 0636. Exclusive Time of Functions.swift
- 0637. Average of Levels in Binary Tree.swift
- 0638. Shopping Offers.swift
- 0639. Decode Ways II.swift
- 0640. Solve the Equation.swift
- 0641. Design Circular Deque.swift
- 0643. Maximum Average Subarray I.swift
- 0645. Set Mismatch.swift
- 0646. Maximum Length of Pair Chain.swift
- 0647. Palindromic Substrings.swift
- 0648. Replace Words.swift
- 0649. Dota2 Senate.swift
- 0650. 2 Keys Keyboard.swift
- 0652. Find Duplicate Subtrees.swift
- 0653. Two Sum IV - Input is a BST.swift
- 0654. Maximum Binary Tree.swift
- 0655. Print Binary Tree.swift
- 0657. Robot Return to Origin.swift
- 0658. Find K Closest Elements.swift
- 0659. Split Array into Consecutive Subsequences.swift
- 0661. Image Smoother.swift
- 0662. Maximum Width of Binary Tree.swift
- 0664. Strange Printer.swift
- 0665. Non-decreasing Array.swift
- 0667. Beautiful Arrangement II.swift
- 0668. Kth Smallest Number in Multiplication Table.swift
- 0669. Trim a Binary Search Tree.swift
- 0670. Maximum Swap.swift
- 0671. Second Minimum Node In a Binary Tree.swift
- 0672. Bulb Switcher II.swift
- 0673. Number of Longest Increasing Subsequence.swift
- 0674. Longest Continuous Increasing Subsequence.swift
- 0676. Implement Magic Dictionary.swift
- 0677. Map Sum Pairs.swift
- 0678. Valid Parenthesis String.swift
- 0679. 24 Game.swift
- 0680. Valid Palindrome II.swift
- 0682. Baseball Game.swift
- 0684. Redundant Connection.swift
- 0685. Redundant Connection II.swift
- 0686. Repeated String Match.swift
- 0687. Longest Univalue Path.swift
- 0688. Knight Probability in Chessboard.swift
- 0689. Maximum Sum of 3 Non-Overlapping Subarrays.swift
- 0690. Employee Importance.swift
- 0691. Stickers to Spell Word.swift
- 0692. Top K Frequent Words.swift
- 0693. Binary Number with Alternating Bits.swift
- 0695. Max Area of Island.swift
- 0696. Count Binary Substrings.swift
- 0697. Degree of an Array.swift
- 0698. Partition to K Equal Sum Subsets.swift
- 0699. Falling Squares.swift
- 0700. Search in a Binary Search Tree.swift
- 0701. Insert into a Binary Search Tree.swift
- 0703. Kth Largest Element in a Stream.swift
- 0704. Binary Search.swift
- 0705. Design HashSet.swift
- 0706. Design HashMap.swift
- 0707. Design Linked List.swift
- 0709. To Lower Case.swift
- 0710. Random Pick with Blacklist.swift
- 0712. Minimum ASCII Delete Sum for Two Strings.swift
- 0713. Subarray Product Less Than K.swift
- 0714. Best Time to Buy and Sell Stock with Transaction Fee.swift
- 0715. Range Module.swift
- 0717. 1-bit and 2-bit Characters.swift
- 0718. Maximum Length of Repeated Subarray.swift
- 0719. Find K-th Smallest Pair Distance.swift
- 0720. Longest Word in Dictionary.swift
- 0721. Accounts Merge.swift
- 0722. Remove Comments.swift
- 0724. Find Pivot Index.swift
- 0725. Split Linked List in Parts.swift
- 0726. Number of Atoms.swift
- 0728. Self Dividing Numbers.swift
- 0729. My Calendar I.swift
- 0730. Count Different Palindromic Subsequences.swift
- 0731. My Calendar II.swift
- 0733. Flood Fill.swift
- 0735. Asteroid Collision.swift
- 0738. Monotone Increasing Digits.swift
- 0739. Daily Temperatures.swift
- 0740. Delete and Earn.swift
- 0741. Cherry Pickup.swift
- 0743. Network Delay Time.swift
- 0744. Find Smallest Letter Greater Than Target.swift
- 0745. Prefix and Suffix Search.swift
- 0746. Min Cost Climbing Stairs.swift
- 0747. Largest Number At Least Twice of Others.swift
- 0748. Shortest Completing Word.swift
- 0749. Contain Virus.swift
- 0752. Open the Lock.swift
- 0753. Cracking the Safe.swift
- 0754. Reach a Number.swift
- 0756. Pyramid Transition Matrix.swift
- 0762. Prime Number of Set Bits in Binary Representation.swift
- 0763. Partition Labels.swift
- 0764. Largest Plus Sign.swift
- 0765. Couples Holding Hands.swift
- 0766. Toeplitz Matrix.swift
- 0767. Reorganize String.swift
- 0768. Max Chunks To Make Sorted II.swift
- 0769. Max Chunks To Make Sorted.swift
- 0771. Jewels and Stones.swift
- 0773. Sliding Puzzle.swift
- 0777. Swap Adjacent in LR String.swift
- 0778. Swim in Rising Water.swift
- 0779. K-th Symbol in Grammar.swift
- 0780. Reaching Points.swift
- 0781. Rabbits in Forest.swift
- 0783. Minimum Distance Between BST Nodes.swift
- 0784. Letter Case Permutation.swift
- 0785. Is Graph Bipartite.swift
- 0786. K-th Smallest Prime Fraction.swift
- 0787. Cheapest Flights Within K Stops.swift
- 0788. Rotated Digits.swift
- 0789. Escape The Ghosts.swift
- 0790. Domino and Tromino Tiling.swift
- 0791. Custom Sort String.swift
- 0792. Number of Matching Subsequences.swift
- 0793. Preimage Size of Factorial Zeroes Function.swift
- 0794. Valid Tic-Tac-Toe State.swift
- 0795. Number of Subarrays with Bounded Maximum.swift
- 0796. Rotate String.swift
- 0797. All Paths From Source to Target.swift
- 0799. Champagne Tower.swift
- 0801. Minimum Swaps To Make Sequences Increasing.swift
- 0802. Find Eventual Safe States.swift
- 0803. Bricks Falling When Hit.swift
- 0804. Unique Morse Code Words.swift
- 0805. Split Array With Same Average.swift
- 0806. Number of Lines To Write String.swift
- 0807. Max Increase to Keep City Skyline.swift
- 0808. Soup Servings.swift
- 0809. Expressive Words.swift
- 0810. Chalkboard XOR Game.swift
- 0811. Subdomain Visit Count.swift
- 0812. Largest Triangle Area.swift
- 0813. Largest Sum of Averages.swift
- 0814. Binary Tree Pruning.swift
- 0815. Bus Routes.swift
- 0816. Ambiguous Coordinates.swift
- 0817. Linked List Componentsa.swift
- 0818. Race Car.swift
- 0819. Most Common Word.swift
- 0820. Short Encoding of Words.swift
- 0821. Shortest Distance to a Character.swift
- 0822. Card Flipping Game.swift
- 0823. Binary Trees With Factors.swift
- 0824. Goat Latin.swift
- 0825. Friends Of Appropriate Ages.swift
- 0826. Most Profit Assigning Work.swift
- 0827. Making A Large Island.swift
- 0828. Count Unique Characters of All Substrings of a Given String.swift
- 0829. Consecutive Numbers Sum.swift
- 0830. Positions of Large Groups.swift
- 0831. Masking Personal Information.swift
- 0832. Flipping an Image.swift
- 0833. Find And Replace in String.swift
- 0834. Sum of Distances in Tree.swift
- 0835. Image Overlap.swift
- 0836. Rectangle Overlap.swift
- 0837. New 21 Game.swift
- 0838. Push Dominoes.swift
- 0839. Similar String Groups.swift
- 0840. Magic Squares In Grid.swift
- 0841. Keys and Rooms.swift
- 0842. Split Array into Fibonacci Sequence.swift
- 0843. Guess the Word.swift
- 0844. Backspace String Compare.swift
- 0845. Longest Mountain in Array.swift
- 0846. Hand of Straights.swift
- 0847. Shortest Path Visiting All Nodes.swift
- 0848. Shifting Letters.swift
- 0849. Maximize Distance to Closest Person.swift
- 0850. Rectangle Area II.swift
- 0851. Loud and Rich.swift
- 0852. Peak Index in a Mountain Array.swift
- 0853. Car Fleet.swift
- 0854. K-Similar Strings.swift
- 0856. Score of Parentheses.swift
- 0857. Minimum Cost to Hire K Workers.swift
- 0858. Mirror Reflection.swift
- 0859. Buddy Strings.swift
- 0860. Lemonade Change.swift
- 0861. Score After Flipping Matrix.swift
- 0862. Shortest Subarray with Sum at Least K.swift
- 0863. All Nodes Distance K in Binary Tree.swift
- 0864. Shortest Path to Get All Keys.swift
- 0865. Smallest Subtree with all the Deepest Nodes.swift
- 0866. Prime Palindrome.swift
- 0867. Transpose Matrix.swift
- 0868. Binary Gap.swift
- 0869. Reordered Power of 2.swift
- 0870. Advantage Shuffle.swift
- 0871. Minimum Number of Refueling Stops.swift
- 0872. Leaf-Similar Trees.swift
- 0873. Length of Longest Fibonacci Subsequence.swift
- 0874. Walking Robot Simulation.swift
- 0875. Koko Eating Bananas.swift
- 0876. Middle of the Linked List.swift
- 0877. Stone Game.swift
- 0878. Nth Magical Number.swift
- 0879. Profitable Schemes.swift
- 0880. Decoded String at Index.swift
- 0881. Boats to Save People.swift
- 0883. Projection Area of 3D Shapes.swift
- 0884. Uncommon Words from Two Sentences.swift
- 0885. Spiral Matrix III.swift
- 0886. Possible Bipartition.swift
- 0887. Super Egg Drop.swift
- 0888. Fair Candy Swap.swift
- 0889. Construct Binary Tree from Preorder and Postorder Traversal.swift
- 0890. Find and Replace Pattern.swift
- 0891. Sum of Subsequence Widths.swift
- 0892. Surface Area of 3D Shapes.swift
- 0893. Groups of Special-Equivalent Strings.swift
- 0894. All Possible Full Binary Trees.swift
- 0895. Maximum Frequency Stack.swift
- 0896. Monotonic Array.swift
- 0897. Increasing Order Search Tree.swift
- 0898. Bitwise ORs of Subarrays.swift
- 0899. Orderly Queue.swift
- 0900. RLE Iterator.swift
- 0901. Online Stock Span.swift
- 0902. Numbers At Most N Given Digit Set.swift
- 0903. Valid Permutations for DI Sequence.swift
- 0904. Fruit Into Baskets.swift
- 0905. Sort Array By Parity.swift
- 0906. Super Palindromes.swift
- 0907. Sum of Subarray Minimums.swift
- 0908. Smallest Range I.swift
- 0909. Snakes and Ladders.swift
- 0910. Smallest Range II.swift
- 0911. Online Election.swift
- 0912. Sort an Array.swift
- 0913. Cat and Mouse.swift
- 0914. X of a Kind in a Deck of Cards.swift
- 0915. Partition Array into Disjoint Intervals.swift
- 0916. Word Subsets.swift
- 0917. Reverse Only Letters.swift
- 0918. Maximum Sum Circular Subarray.swift
- 0919. Complete Binary Tree Inserter.swift
- 0920. Number of Music Playlists.swift
- 0921. Minimum Add to Make Parentheses Valid.swift
- 0922. Sort Array By Parity II.swift
- 0923. 3Sum With Multiplicity.swift
- 0924. Minimize Malware Spread.swift
- 0925. Long Pressed Name.swift
- 0926. Flip String to Monotone Increasing.swift
- 0928. Minimize Malware Spread II.swift
- 0929. Unique Email Addresses.swift
- 0930. Binary Subarrays With Sum.swift
- 0931. Minimum Falling Path Sum.swift
- 0932. Beautiful Array.swift
- 0933. Number of Recent Calls.swift
- 0934. Shortest Bridge.swift
- 0935. Knight Dialer.swift
- 0936. Stamping The Sequence.swift
- 0937. Reorder Data in Log Files.swift
- 0938. Range Sum of BST.swift
- 0939. Minimum Area Rectangle.swift
- 0940. Distinct Subsequences II.swift
- 0941. Valid Mountain Array.swift
- 0942. DI String Match.swift
- 0943. Find the Shortest Superstring.swift
- 0944. Delete Columns to Make Sorted.swift
- 0945. Minimum Increment to Make Array Unique.swift
- 0946. Validate Stack Sequences.swift
- 0947. Most Stones Removed with Same Row or Column.swift
- 0948. Bag of Tokens.swift
- 0949. Largest Time for Given Digits.swift
- 0950. Reveal Cards In Increasing Order.swift
- 0951. Flip Equivalent Binary Trees.swift
- 0952. Largest Component Size by Common Factor.swift
- 0953. Verifying an Alien Dictionary.swift
- 0955. Delete Columns to Make Sorted II.swift
- 0956. Tallest Billboard.swift
- 0957. Prison Cells After N Days.swift
- 0958. Check Completeness of a Binary Tree.swift
- 0959. Regions Cut By Slashes.swift
- 0960. Delete Columns to Make Sorted III.swift
- 0961. N-Repeated Element in Size 2N Array.swift
- 0962. Maximum Width Ramp.swift
- 0963. Minimum Area Rectangle II.swift
- 0964. Least Operators to Express Number.swift
- 0965. Univalued Binary Tree.swift
- 0966. Vowel Spellchecker.swift
- 0967. Numbers With Same Consecutive Differences.swift
- 0968. Binary Tree Cameras.swift
- 0969. Pancake Sorting.swift
- 0970. Powerful Integers.swift
- 0971. Flip Binary Tree To Match Preorder Traversal.swift
- 0972. Equal Rational Numbers.swift
- 0973. K Closest Points to Origin.swift
- 0974. Subarray Sums Divisible by K.swift
- 0976. Largest Perimeter Triangle.swift
- 0977. Squares of a Sorted Array.swift
- 0978. Longest Turbulent Subarray.swift
- 0979. Distribute Coins in Binary Tree.swift
- 0980. Unique Paths III.swift
- 0981. Time Based Key-Value Store.swift
- 0982. Triples with Bitwise AND Equal To Zero.swift
- 0983. Minimum Cost For Tickets.swift
- 0984. String Without AAA or BBB.swift
- 0985. Sum of Even Numbers After Queries.swift
- 0986. Interval List Intersections.swift
- 0987. Vertical Order Traversal of a Binary Tree.swift
- 0988. Smallest String Starting From Leaf.swift
- 0989. Add to Array-Form of Integer.swift
- 0990. Satisfiability of Equality Equations.swift
- 0991. Broken Calculator.swift
- 0992. Subarrays with K Different Integers.swift
- 0993. Cousins in Binary Tree.swift
- 0994. Rotting Oranges.swift
- 0995. Minimum Number of K Consecutive Bit Flips.swift
- 0996. Number of Squareful Arrays.swift
- 0997. Find the Town Judge.swift
- 0998. Maximum Binary Tree II.swift
- 0999. Available Captures for Rook.swift
1001-1500
1501-2000
2001-2500
2501-3000
.swift-format
LICENSE
README.md

0501-1000

Jul 23, 2023

93f5526 · Jul 23, 2023

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