📊 LeetCode Progress Stats

Leetcode Task List

Easy

Task	Done
Two Sum	[X]
Compare Strings by Frequency of the Smallest Character	[X]
Logger Rate Limiter	[ ]
Bulls and Cows	[ ]
Backspace String Compare	[ ]
License Key Formatting	[ ]
Moving Average from Data Stream	[ ]
X of a Kind in a Deck of Cards	[ ]
Maximum Subarray	[ ]
Repeated Substring Pattern	[ ]
Isomorphic Strings	[ ]
Confusing Number	[ ]
Student Attendance Record I	[ ]
Design Compressed String Iterator	[ ]
House Robber	[ ]
Magic Squares In Grid	[ ]
Longest Word in Dictionary	[ ]
Single-Row Keyboard	[ ]
Paint Fence	[ ]
Employee Importance	[ ]
Plus One	[ ]
Long Pressed Name	[ ]
Strobogrammatic Number	[ ]
Sentence Similarity	[ ]
Invert Binary Tree	[ ]
Is Subsequence	[ ]
Shortest Distance to a Character	[ ]
Repeated String Match	[ ]
Merge Two Sorted Lists	[ ]
Positions of Large Groups	[ ]
Peak Index in a Mountain Array	[ ]
Find Positive Integer Solution for a Given Equation	[ ]
Design HashSet	[ ]
Design HashMap	[ ]
Excel Sheet Column Title	[ ]
Valid Parentheses	[ ]
Remove Outermost Parentheses	[ ]
Two City Scheduling	[ ]
Diameter of Binary Tree	[ ]
Heaters	[ ]
Happy Number	[ ]
Rectangle Overlap	[ ]
Longest Common Prefix	[ ]
Remove All Adjacent Duplicates In String	[ ]
Contains Duplicate II	[ ]
Largest Time for Given Digits	[ ]
Palindrome Number	[ ]
Flood Fill	[ ]
Relative Sort Array	[ ]
Balanced Binary Tree	[ ]
Best Time to Buy and Sell Stock	[ ]
Majority Element	[ ]
Shortest Word Distance	[ ]
Baseball Game	[ ]
Find the Difference	[ ]
Reverse Linked List	[ ]
Add to Array-Form of Integer	[ ]
String Compression	[ ]
Count and Say	[ ]
Find Pivot Index	[ ]
Reformat Department Table	[ ]
Read N Characters Given Read4	[ ]
Non-decreasing Array	[ ]
Pascal's Triangle	[ ]
Move Zeroes	[ ]
Maximize Distance to Closest Person	[ ]
Valid Mountain Array	[ ]
Longest Palindrome	[ ]
Maximum Depth of Binary Tree	[ ]
Island Perimeter	[ ]
Longest Univalue Path	[ ]
Meeting Rooms	[ ]
Toeplitz Matrix	[ ]
First Bad Version	[ ]
Trim a Binary Search Tree	[ ]
Merge Sorted Array	[ ]
Single Number	[ ]
Valid Anagram	[ ]
Intersection of Two Arrays	[ ]
Guess Number Higher or Lower	[ ]
Divisor Game	[ ]
Climbing Stairs	[ ]
Best Time to Buy and Sell Stock II	[ ]
Range Sum Query - Immutable	[ ]
Next Greater Element I	[ ]
Reverse String	[ ]
Employees Earning More Than Their Managers	[ ]
Decompress Run-Length Encoded List	[ ]
Reverse Integer	[ ]
Delete Node in a Linked List	[ ]
Height Checker	[ ]
Sqrt(x)	[ ]
Excel Sheet Column Number	[ ]
Intersection of Two Linked Lists	[ ]
Maximum Depth of N-ary Tree	[ ]
Subtract the Product and Sum of Digits of an Integer	[ ]
Min Stack	[ ]
Binary Tree Paths	[ ]
Subtree of Another Tree	[ ]
Add Binary	[ ]
Power of Two	[ ]
First Unique Character in a String	[ ]
Roman to Integer	[ ]
Symmetric Tree	[ ]
Fizz Buzz	[ ]
Number of Steps to Reduce a Number to Zero	[ ]
Two Sum II - Input array is sorted	[ ]
Max Consecutive Ones	[ ]
Search Insert Position	[ ]
Reverse Bits	[ ]
Valid Palindrome	[ ]
Implement strStr()	[ ]

Medium

Task	Done
Minimum Domino Rotations For Equal Row	[ ]
Expressive Words	[ ]
Delete Nodes And Return Forest	[ ]
Split Array into Consecutive Subsequences	[ ]
Shortest Way to Form String	[ ]
Validate Stack Sequences	[ ]
Hand of Straights	[ ]
Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit	[ ]
Open the Lock	[ ]
Campus Bikes	[ ]
Count Complete Tree Nodes	[ ]
Flip Equivalent Binary Trees	[ ]
Snapshot Array	[ ]
Minimum Swaps To Make Sequences Increasing	[ ]
Image Overlap	[ ]
Find And Replace in String	[ ]
Longest Line of Consecutive One in Matrix	[ ]
Encode and Decode Strings	[ ]
Minimum Area Rectangle	[ ]
Maximum Points You Can Obtain from Cards	[ ]
Longest String Chain	[ ]
Sequence Reconstruction	[ ]
Maximal Square	[ ]
My Calendar I	[ ]
Candy Crush	[ ]
Random Pick with Weight	[ ]
Divide Array in Sets of K Consecutive Numbers	[ ]
Remove Comments	[ ]
Design Hit Counter	[ ]
Maximum Sum of Two Non-Overlapping Subarrays	[ ]
Capacity To Ship Packages Within D Days	[ ]
Minimum Knight Moves	[ ]
Decode String	[ ]
Evaluate Division	[ ]
Swap Adjacent in LR String	[ ]
Find Two Non-overlapping Sub-arrays Each With Target Sum	[ ]
Missing Element in Sorted Array	[ ]
Time Needed to Inform All Employees	[ ]
New 21 Game	[ ]
Network Delay Time	[ ]
Number of Matching Subsequences	[ ]
Maximum Side Length of a Square with Sum Less than or Equal to Threshold	[ ]
Binary Tree Coloring Game	[ ]
Valid Square	[ ]
Binary Tree Longest Consecutive Sequence	[ ]
Reorganize String	[ ]
House Robber III	[ ]
Path with Maximum Gold	[ ]
Find Duplicate Subtrees	[ ]
Brace Expansion	[ ]
Subarray Sum Equals K	[ ]
Next Closest Time	[ ]
Meeting Rooms II	[ ]
Construct Binary Tree from Preorder and Postorder Traversal	[ ]
Flatten a Multilevel Doubly Linked List	[ ]
Dice Roll Simulation	[ ]
My Calendar II	[ ]
Count Square Submatrices with All Ones	[ ]
RLE Iterator	[ ]
Most Stones Removed with Same Row or Column	[ ]
Time Based Key-Value Store	[ ]
Minimum Size Subarray Sum	[ ]
Merge Intervals	[ ]
Sentence Similarity II	[ ]
Guess Number Higher or Lower II	[ ]
Add Two Numbers	[ ]
Number of Islands	[ ]
Stone Game II	[ ]
Longest Mountain in Array	[ ]
Print Immutable Linked List in Reverse	[ ]
Word Ladder	[ ]
Maximum Size Subarray Sum Equals k	[ ]
Campus Bikes II	[ ]
Car Fleet	[ ]
Binary Search Tree Iterator	[ ]
Plus One Linked List	[ ]
Design Snake Game	[ ]
Palindrome Permutation II	[ ]
UTF-8 Validation	[ ]
Pacific Atlantic Water Flow	[ ]
Product of the Last K Numbers	[ ]
Reveal Cards In Increasing Order	[ ]
Implement Trie (Prefix Tree)	[ ]
LRU Cache	[ ]
Range Sum Query 2D - Immutable	[ ]
Reconstruct Itinerary	[ ]
Generalized Abbreviation	[ ]
Linked List Components	[ ]
Longest Repeating Substring	[ ]
All Possible Full Binary Trees	[ ]
H-Index	[ ]
Sentence Screen Fitting	[ ]
Maximum of Absolute Value Expression	[ ]
Insert into a Sorted Circular Linked List	[ ]
Binary Tree Longest Consecutive Sequence II	[ ]
Reorder Routes to Make All Paths Lead to the City Zero	[ ]
Insert Delete GetRandom O(1)	[ ]
Missing Ranges	[ ]
Strobogrammatic Number II	[ ]
Interval List Intersections	[ ]
Online Election	[ ]
Letter Combinations of a Phone Number	[ ]
Longest Repeating Character Replacement	[ ]
Multiply Strings	[ ]
Fraction to Recurring Decimal	[ ]
Knight Dialer	[ ]
Minimum Area Rectangle II	[ ]
Find First and Last Position of Element in Sorted Array	[ ]
3Sum	[ ]
Number of Dice Rolls With Target Sum	[ ]
Longest Substring Without Repeating Characters	[ ]
Accounts Merge	[ ]
Android Unlock Patterns	[ ]
Unique Word Abbreviation	[ ]
Sort Transformed Array	[ ]
Find Eventual Safe States	[ ]
Path With Maximum Minimum Value	[ ]
Top K Frequent Words	[ ]
Next Permutation	[ ]
Decode Ways	[ ]
Unique Binary Search Trees	[ ]
Perfect Squares	[ ]
Exam Room	[ ]
Search in a Sorted Array of Unknown Size	[ ]
Count Univalue Subtrees	[ ]
Walls and Gates	[ ]
Remove All Adjacent Duplicates in String II	[ ]
Range Sum Query - Mutable	[ ]
Word Break	[ ]
Bomb Enemy	[ ]
Longest Arithmetic Subsequence of Given Difference	[ ]
Summary Ranges	[ ]
Count Submatrices With All Ones	[ ]
Peeking Iterator	[ ]
Fruit Into Baskets	[ ]
Minimum Path Sum	[ ]
Meeting Scheduler	[ ]
Split BST	[ ]
3Sum Closest	[ ]
Design Bounded Blocking Queue	[ ]
Search in Rotated Sorted Array	[ ]
3Sum Smaller	[ ]
Maximum Product Subarray	[ ]
Unique Substrings in Wraparound String	[ ]
Group Shifted Strings	[ ]
Longest Palindromic Substring	[ ]
Longest Substring with At Most Two Distinct Characters	[ ]
Surrounded Regions	[ ]
Word Frequency	[ ]
Unique Paths II	[ ]
Find Duplicate File in System	[ ]
Wiggle Sort	[ ]
Longest Word in Dictionary through Deleting	[ ]
Clone Graph	[ ]
Valid Tic-Tac-Toe State	[ ]
Lowest Common Ancestor of a Binary Tree	[ ]
Evaluate Reverse Polish Notation	[ ]
Design A Leaderboard	[ ]
Gas Station	[ ]
Exclusive Time of Functions	[ ]
Longest Common Subsequence	[ ]
Kth Largest Element in an Array	[ ]
Single Number II	[ ]
Find Peak Element	[ ]
Rank Teams by Votes	[ ]
The Maze II	[ ]
Find All Anagrams in a String	[ ]
Construct Binary Tree from Preorder and Inorder Traversal	[ ]
Permutations	[ ]
Max Chunks To Make Sorted	[ ]
Filling Bookcase Shelves	[ ]
Brick Wall	[ ]
Valid Sudoku	[ ]
Compare Version Numbers	[ ]
Diagonal Traverse	[ ]
Group Anagrams	[ ]
Find K Pairs with Smallest Sums	[ ]
Subsets	[ ]
Find and Replace Pattern	[ ]
Course Schedule II	[ ]
Find Leaves of Binary Tree	[ ]
Asteroid Collision	[ ]
Minimum Height Trees	[ ]
Binary Tree Inorder Traversal	[ ]
Linked List Random Node	[ ]
Max Area of Island	[ ]
Combinations	[ ]
Count Servers that Communicate	[ ]
Longest Absolute File Path	[ ]
Find the Duplicate Number	[ ]
Check Completeness of a Binary Tree	[ ]
Predict the Winner	[ ]
Odd Even Linked List	[ ]
Kth Smallest Element in a Sorted Matrix	[ ]
Vertical Order Traversal of a Binary Tree	[ ]
Populating Next Right Pointers in Each Node II	[ ]
Top K Frequent Elements	[ ]
Contiguous Array	[ ]
The Maze	[ ]
Maximum Width of Binary Tree	[ ]
Encode and Decode TinyURL	[ ]
Palindromic Substrings	[ ]
Spiral Matrix	[ ]
Binary Tree Vertical Order Traversal	[ ]
Different Ways to Add Parentheses	[ ]
Generate Parentheses	[ ]
Knight Probability in Chessboard	[ ]
Snakes and Ladders	[ ]
Find K Closest Elements	[ ]
Shortest Bridge	[ ]
Koko Eating Bananas	[ ]
Coin Change	[ ]
Number of Closed Islands	[ ]
Product of Array Except Self	[ ]
Delete Leaves With a Given Value	[ ]
Possible Bipartition	[ ]
Shuffle an Array	[ ]
Integer to Roman	[ ]
Permutation in String	[ ]
Word Search	[ ]
Longest Increasing Subsequence	[ ]
Convert Sorted List to Binary Search Tree	[ ]
Shortest Path in Binary Matrix	[ ]
Lowest Common Ancestor of Deepest Leaves	[ ]
Binary Tree Pruning	[ ]
Jump Game	[ ]
Course Schedule	[ ]
Longest Arithmetic Sequence	[ ]
Search a 2D Matrix II	[ ]
Battleships in a Board	[ ]
132 Pattern	[ ]
Populating Next Right Pointers in Each Node	[ ]
Sparse Matrix Multiplication	[ ]
Basic Calculator II	[ ]
Integer Break	[ ]
Minimum Falling Path Sum	[ ]
Find All Duplicates in an Array	[ ]
Is Graph Bipartite?	[ ]
Contains Duplicate III	[ ]
Minimum Cost For Tickets	[ ]
Longest Substring with At Least K Repeating Characters	[ ]
String to Integer (atoi)	[ ]
Custom Sort String	[ ]
Valid Parenthesis String	[ ]
Combination Sum III	[ ]
Design Circular Queue	[ ]
Inorder Successor in BST	[ ]
Path Sum II	[ ]
Partition to K Equal Sum Subsets	[ ]
Combination Sum IV	[ ]
Maximum Binary Tree	[ ]
Flatten Nested List Iterator	[ ]
Single Element in a Sorted Array	[ ]
Majority Element II	[ ]
Online Stock Span	[ ]
Queue Reconstruction by Height	[ ]
Game of Life	[ ]
Increasing Triplet Subsequence	[ ]
Spiral Matrix II	[ ]
Find Minimum in Rotated Sorted Array	[ ]
Remove Duplicates from Sorted Array II	[ ]
Nth Highest Salary	[ ]
Sum of Two Integers	[ ]
Swap Nodes in Pairs	[ ]
Palindrome Partitioning	[ ]
Binary Tree Preorder Traversal	[ ]
Sort Characters By Frequency	[ ]
Remove Duplicates from Sorted List II	[ ]
House Robber II	[ ]
Pow(x;n)	[ ]
Friend Circles	[ ]
Container With Most Water	[ ]
Continuous Subarray Sum	[ ]
Add and Search Word - Data structure design	[ ]
Unique Paths	[ ]
Daily Temperatures	[ ]
4Sum	[ ]

Hard

Task	Done
Guess the Word	[ ]
String Transforms Into Another String	[ ]
Confusing Number II	[ ]
Minimum Window Subsequence	[ ]
Design Search Autocomplete System	[ ]
Student Attendance Record II	[ ]
Optimal Account Balancing	[ ]
Divide Chocolate	[ ]
Max Sum of Rectangle No Larger Than K	[ ]
Split Array Largest Sum	[ ]
Count of Smaller Numbers After Self	[ ]
24 Game	[ ]
Robot Room Cleaner	[ ]
Number of Submatrices That Sum to Target	[ ]
Tiling a Rectangle with the Fewest Squares	[ ]
Stream of Characters	[ ]
Shortest Path in a Grid with Obstacles Elimination	[ ]
Minimum Distance to Type a Word Using Two Fingers	[ ]
Cracking the Safe	[ ]
Maximal Rectangle	[ ]
Longest Increasing Path in a Matrix	[ ]
Text Justification	[ ]
Insert Interval	[ ]
Minimize Max Distance to Gas Station	[ ]
Strobogrammatic Number III	[ ]
Minimum Cost to Make at Least One Valid Path in a Grid	[ ]
Optimize Water Distribution in a Village	[ ]
Parse Lisp Expression	[ ]
Brace Expansion II	[ ]
Bus Routes	[ ]
Parallel Courses	[ ]
Find Median from Data Stream	[ ]
Minimum Window Substring	[ ]
Race Car	[ ]
Shortest Subarray with Sum at Least K	[ ]
Encode String with Shortest Length	[ ]
Minimum Number of Flips to Convert Binary Matrix to Zero Matrix	[ ]
Best Meeting Point	[ ]
Cherry Pickup II	[ ]
Jump Game IV	[ ]
Read N Characters Given Read4 II - Call multiple times	[ ]
Basic Calculator III	[ ]
Range Module	[ ]
Smallest Sufficient Team	[ ]
Bricks Falling When Hit	[ ]
Rectangle Area II	[ ]
Stone Game III	[ ]
Cat and Mouse	[ ]
Edit Distance	[ ]
Shortest Distance from All Buildings	[ ]
Minimum Number of Refueling Stops	[ ]
Longest Substring with At Most K Distinct Characters	[ ]
Minimum Number of Taps to Open to Water a Garden	[ ]
The Skyline Problem	[ ]
Trapping Rain Water	[ ]
Sort Items by Groups Respecting Dependencies	[ ]
Palindrome Pairs	[ ]
Smallest Range Covering Elements from K Lists	[ ]
Word Abbreviation	[ ]
Longest Consecutive Sequence	[ ]
Online Majority Element In Subarray	[ ]
Number of Ways of Cutting a Pizza	[ ]
Number of Atoms	[ ]
Dungeon Game	[ ]
Basic Calculator	[ ]
Minimize Malware Spread	[ ]
Serialize and Deserialize N-ary Tree	[ ]
Median of Two Sorted Arrays	[ ]
Cherry Pickup	[ ]
Russian Doll Envelopes	[ ]
First Missing Positive	[ ]
Maximum Vacation Days	[ ]
Regular Expression Matching	[ ]
Sliding Window Median	[ ]
Minimum Insertion Steps to Make a String Palindrome	[ ]
LFU Cache	[ ]
Maximum Frequency Stack	[ ]
Merge k Sorted Lists	[ ]
Self Crossing	[ ]
All O`one Data Structure	[ ]
Word Search II	[ ]
Max Points on a Line	[ ]
Alien Dictionary	[ ]
Recover Binary Search Tree	[ ]
Strong Password Checker	[ ]
Binary Tree Cameras	[ ]
Sliding Window Maximum	[ ]
Range Sum Query 2D - Mutable	[ ]
Jump Game II	[ ]
Distinct Subsequences	[ ]
Binary Tree Maximum Path Sum	[ ]
Employee Free Time	[ ]
Minimum Cost to Merge Stones	[ ]
Sliding Puzzle	[ ]
Data Stream as Disjoint Intervals	[ ]
Rearrange String k Distance Apart	[ ]
Expression Add Operators	[ ]
Super Egg Drop	[ ]
Interleaving String	[ ]
Swim in Rising Water	[ ]
Decode Ways II	[ ]
Integer to English Words	[ ]
Largest Rectangle in Histogram	[ ]
Remove Duplicate Letters	[ ]

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📊 LeetCode Progress Stats

Easy: 1/111 completed (0.90%) Medium: 0/276 completed (0.00%) Hard: 0/104 completed (0.00%)

Total: 1/491 completed (0.20%)