0800–0899

Problems in this range: 100

• 800. Similar RGB Color 🔒
• 801. Minimum Swaps To Make Sequences Increasing
• 802. Find Eventual Safe States
• 803. Bricks Falling When Hit
• 804. Unique Morse Code Words
• 805. Split Array With Same Average
• 806. Number of Lines To Write String
• 807. Max Increase to Keep City Skyline
• 808. Soup Servings
• 809. Expressive Words
• 810. Chalkboard XOR Game
• 811. Subdomain Visit Count
• 812. Largest Triangle Area
• 813. Largest Sum of Averages
• 814. Binary Tree Pruning
• 815. Bus Routes
• 816. Ambiguous Coordinates
• 817. Linked List Components
• 818. Race Car
• 819. Most Common Word
• 820. Short Encoding of Words
• 821. Shortest Distance to a Character
• 822. Card Flipping Game
• 823. Binary Trees With Factors
• 824. Goat Latin
• 825. Friends Of Appropriate Ages
• 826. Most Profit Assigning Work
• 827. Making A Large Island
• 828. Count Unique Characters of All Substrings of a Given String
• 829. Consecutive Numbers Sum
• 830. Positions of Large Groups
• 831. Masking Personal Information
• 832. Flipping an Image
• 833. Find And Replace in String
• 834. Sum of Distances in Tree
• 835. Image Overlap
• 836. Rectangle Overlap
• 837. New 21 Game
• 838. Push Dominoes
• 839. Similar String Groups
• 840. Magic Squares In Grid
• 841. Keys and Rooms
• 842. Split Array into Fibonacci Sequence
• 843. Guess the Word
• 844. Backspace String Compare
• 845. Longest Mountain in Array
• 846. Hand of Straights
• 847. Shortest Path Visiting All Nodes
• 848. Shifting Letters
• 849. Maximize Distance to Closest Person
• 850. Rectangle Area II
• 851. Loud and Rich
• 852. Peak Index in a Mountain Array
• 853. Car Fleet
• 854. K-Similar Strings
• 855. Exam Room
• 856. Score of Parentheses
• 857. Minimum Cost to Hire K Workers
• 858. Mirror Reflection
• 859. Buddy Strings
• 860. Lemonade Change
• 861. Score After Flipping Matrix
• 862. Shortest Subarray with Sum at Least K
• 863. All Nodes Distance K in Binary Tree
• 864. Shortest Path to Get All Keys
• 865. Smallest Subtree with all the Deepest Nodes
• 866. Prime Palindrome
• 867. Transpose Matrix
• 868. Binary Gap
• 869. Reordered Power of 2
• 870. Advantage Shuffle
• 871. Minimum Number of Refueling Stops
• 872. Leaf-Similar Trees
• 873. Length of Longest Fibonacci Subsequence
• 874. Walking Robot Simulation
• 875. Koko Eating Bananas
• 876. Middle of the Linked List
• 877. Stone Game
• 878. Nth Magical Number
• 879. Profitable Schemes
• 880. Decoded String at Index
• 881. Boats to Save People
• 882. Reachable Nodes In Subdivided Graph
• 883. Projection Area of 3D Shapes
• 884. Uncommon Words from Two Sentences
• 885. Spiral Matrix III
• 886. Possible Bipartition
• 887. Super Egg Drop
• 888. Fair Candy Swap
• 889. Construct Binary Tree from Preorder and Postorder Traversal
• 890. Find and Replace Pattern
• 891. Sum of Subsequence Widths
• 892. Surface Area of 3D Shapes
• 893. Groups of Special-Equivalent Strings
• 894. All Possible Full Binary Trees
• 895. Maximum Frequency Stack
• 896. Monotonic Array
• 897. Increasing Order Search Tree
• 898. Bitwise ORs of Subarrays
• 899. Orderly Queue