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Java
Python
- 1-bit and 2-bit Characters.py
- 3Sum With Multiplicity.py
- 3Sum.py
- Add Digits.py
- Add One Row to Tree.py
- Add Two Numbers.py
- Add to Array-Form of Integer.py
- All Paths From Source to Target.py
- All Possible Full Binary Trees.py
- Array Nesting.py
- Array of Doubled Pairs.py
- As Far from Land as Possible.py
- Available Captures for Rook.py
- Average Value of Even Numbers That Are Divisible by Three.py
- Average of Levels in Binary Tree.py
- Backspace String Compare.py
- Bag of Tokens.py
- Best Poker Hand.py
- Binary Search.py
- Binary Subarrays With Sum.py
- Binary Tree Inorder Traversal.py
- Binary Tree Maximum Path Sum.py
- Binary Tree Pruning.py
- Binary Trees With Factors.py
- Bitwise AND of Numbers Range.py
- Break a Palindrome.py
- Calculate Digit Sum of a String.py
- Categorize Box According to Criteria.py
- Check Distances Between Same Letters.py
- Check If All 1's Are at Least Length K Places Away.py
- Check If Two String Arrays are Equivalent.py
- Check if Array Is Sorted and Rotated.py
- Check if Binary String Has at Most One Segment of Ones.py
- Check if the Sentence Is Pangram.py
- Circular Sentence.py
- Climbing Stairs.py
- Clumsy Factorial.py
- Combination Sum IV.py
- Compare Version Numbers.py
- Concatenation of Consecutive Binary Numbers.py
- Construct String from Binary Tree.py
- Container With Most Water.py
- Contains Duplicate II.py
- Contains Duplicate.py
- Continuous Subarray Sum.py
- Convert 1D Array Into 2D Array.py
- Convert Sorted Array to Binary Search Tree.py
- Convert Sorted List to Binary Search Tree.py
- Count Asterisks.py
- Count Binary Substrings.py
- Count Complete Tree Nodes.py
- Count Days Spent Together.py
- Count Distinct Numbers on Board.py
- Count Good Nodes in Binary Tree.py
- Count Number of Bad Pairs.py
- Count Number of Distinct Integers After Reverse Operations.py
- Count Odd Numbers in an Interval Range.py
- Count Pairs Of Similar Strings.py
- Count Prefixes of a Given String.py
- Count Sub Islands.py
- Count Unreachable Pairs of Nodes in an Undirected Graph.py
- Count Vowels Permutation.py
- Count and Say.py
- Count the Number of Consistent Strings.py
- Count the Number of Fair Pairs.py
- Counting Words With a Given Prefix.py
- Course Schedule.py
- Custom Sort String.py
- Decode Ways.py
- Delete Columns to Make Sorted.py
- Delete Node in a Linked List.py
- Delete the Middle Node of a Linked List.py
- Design Browser History.py
- Design Circular Queue.py
- Design a Stack With Increment Operation.py
- Detect Capital.py
- Determine if Two Events Have Conflict.py
- Determine if Two Strings Are Close.py
- Diameter of Binary Tree.py
- Difference Between Ones and Zeros in Row and Column.py
- Distance Between Bus Stops.py
- Distribute Candies.py
- Divide Intervals Into Minimum Number of Groups.py
- Divide Players Into Teams of Equal Skill.py
- Earliest Possible Day of Full Bloom.py
- Edit Distance.py
- Elimination Game.py
- Equal Row and Column Pairs.py
- Evaluate Boolean Binary Tree.py
- Evaluate Reverse Polish Notation.py
- Excel Sheet Column Title.py
- Factorial Trailing Zeroes.py
- Find Closest Node to Given Two Nodes.py
- Find Duplicate File in System.py
- Find Eventual Safe States.py
- Find Greatest Common Divisor of Array.py
- Find K Closest Elements.py
- Find Original Array From Doubled Array.py
- Find Players With Zero or One Losses.py
- Find Positive Integer Solution for a Given Equation.py
- Find Resultant Array After Removing Anagrams.py
- Find Subarrays With Equal Sum.py
- Find The Original Array of Prefix Xor.py
- Find Winner on a Tic Tac Toe Game.py
- Find and Replace Pattern.py
- Find the City With the Smallest Number of Neighbors at a Threshold Distance.py
- Find the K-Beauty of a Number.py
- Find the Minimum Number of Fibonacci Numbers Whose Sum Is K.py
- Find the Pivot Integer.py
- Find the Town Judge.py
- Finding the Users Active Minutes.py
- First Bad Version.py
- First Letter to Appear Twice.py
- First Unique Character in a String.py
- Fizz Buzz.py
- Flatten Binary Tree to Linked List.py
- Flip String to Monotone Increasing.py
- Flood Fill.py
- Fraction Addition and Subtraction.py
- Fruit Into Baskets.py
- Generate Parentheses.py
- Get Maximum in Generated Array.py
- Gray Code.py
- Greatest Common Divisor of Strings.py
- Greatest English Letter in Upper and Lower Case.py
- Group Anagrams.py
- Groups of Special-Equivalent Strings.py
- Guess Number Higher or Lower.py
- House Robber.py
- Image Overlap.py
- Increasing Triplet Subsequence.py
- Integer to Roman.py
- Interval List Intersections.py
- Invert Binary Tree.py
- Island Perimeter.py
- Jump Game III.py
- Jump Game IV.py
- Jump Game.py
- Keys and Rooms.py
- Koko Eating Bananas.py
- Kth Missing Positive Number.py
- Largest 3-Same-Digit Number in String.py
- Largest Local Values in a Matrix.py
- Largest Number At Least Twice of Others.py
- Largest Odd Number in String.py
- Largest Palindromic Number.py
- Largest Perimeter Triangle.py
- Largest Positive Integer That Exists With Its Negative.py
- Leaf-Similar Trees.py
- Left and Right Sum Differences.py
- Lemonade Change.py
- Length of the Longest Alphabetical Continuous Substring.py
- Linked List Cycle.py
- Long Pressed Name.py
- Longer Contiguous Segments of Ones than Zeros.py
- Longest Common Prefix.py
- Longest Common Subsequence.py
- Longest Increasing Path in a Matrix.py
- Longest Increasing Subsequence.py
- Longest Nice Subarray.py
- Longest Palindrome by Concatenating Two Letter Words.py
- Longest Repeating Character Replacement.py
- Longest Square Streak in an Array.py
- Longest String Chain.py
- Longest Subarray With Maximum Bitwise AND.py
- Longest Subarray of 1's After Deleting One Element.py
- Longest Subsequence With Limited Sum.py
- Longest Substring Of All Vowels in Order.py
- Longest Substring Without Repeating Characters.py
- Longest Uploaded Prefix.py
- Lowest Common Ancestor of a Binary Search Tree.py
- Make Array Zero by Subtracting Equal Amounts.py
- Make The String Great.py
- Matrix Cells in Distance Order.py
- Max Area of Island.py
- Maximum 69 Number.py
- Maximum Average Subarray I.py
- Maximum Bags With Full Capacity of Rocks.py
- Maximum Binary Tree II.py
- Maximum Count of Positive Integer and Negative Integer.py
- Maximum Depth of Binary Tree.py
- Maximum Difference Between Node and Ancestor.py
- Maximum Frequency Stack.py
- Maximum Ice Cream Bars.py
- Maximum Length of Repeated Subarray.py
- Maximum Length of a Concatenated String with Unique Characters.py
- Maximum Number of Pairs in Array.py
- Maximum Performance of a Team.py
- Maximum Points You Can Obtain from Cards.py
- Maximum Score from Performing Multiplication Operations.py
- Maximum Subarray.py
- Maximum Sum of an Hourglass.py
- Maximum of Absolute Value Expression.py
- Merge In Between Linked Lists.py
- Merge Similar Items.py
- Merge Sorted Array.py
- Middle of the Linked List.py
- Min Stack.py
- Minimum Add to Make Parentheses Valid.py
- Minimum Amount of Time to Collect Garbage.py
- Minimum Amount of Time to Fill Cups.py
- Minimum Bit Flips to Convert Number.py
- Minimum Cost to Make Array Equal.py
- Minimum Depth of Binary Tree.py
- Minimum Difference Between Highest and Lowest of K Scores.py
- Minimum Distance to the Target Element.py
- Minimum Domino Rotations For Equal Row.py
- Minimum Falling Path Sum.py
- Minimum Genetic Mutation.py
- Minimum Hours of Training to Win a Competition.py
- Minimum Number of Arrows to Burst Balloons.py
- Minimum Number of Refueling Stops.py
- Minimum Number of Steps to Make Two Strings Anagram II.py
- Minimum Number of Steps to Make Two Strings Anagram.py
- Minimum Number of Vertices to Reach All Nodes.py
- Minimum Recolors to Get K Consecutive Black Blocks.py
- Minimum Remove to Make Valid Parentheses.py
- Minimum Rounds to Complete All Tasks.py
- Minimum Score Triangulation of Polygon.py
- Minimum Size Subarray Sum.py
- Minimum Time to Make Rope Colorful.py
- Monotonic Array.py
- Most Frequent Even Element.py
- Most Frequent Subtree Sum.py
- Move Pieces to Obtain a String.py
- Move Zeroes.py
- N-ary Tree Level Order Traversal.py
- N-th Tribonacci Number.py
- Nearest Exit from Entrance in Maze.py
- Nim Game.py
- Node With Highest Edge Score.py
- Non-decreasing Subsequences.py
- Number of 1 Bits.py
- Number of Arithmetic Triplets.py
- Number of Closed Islands.py
- Number of Common Factors.py
- Number of Dice Rolls With Target Sum.py
- Number of Enclaves.py
- Number of Islands.py
- Number of Operations to Make Network Connected.py
- Number of Provinces.py
- Number of Steps to Reduce a Number to Zero.py
- Number of Subarrays With GCD Equal to K.py
- Number of Substrings With Only 1s.py
- Number of Zero-Filled Subarrays.py
- Numbers With Same Consecutive Differences.py
- Open the Lock.py
- Optimal Partition of String.py
- Pacific Atlantic Water Flow.py
- Pairs of Songs With Total Durations Divisible by 60.py
- Palindrome Linked List.py
- Palindrome Number.py
- Palindrome Pairs.py
- Partition Array Such That Maximum Difference Is K.py
- Partition List.py
- Partition String Into Substrings With Values at Most K.py
- Path Crossing.py
- Path In Zigzag Labelled Binary Tree.py
- Path Sum II.py
- Path Sum.py
- Percentage of Letter in String.py
- Perfect Squares.py
- Positions of Large Groups.py
- Possible Bipartition.py
- Pow(x, n).py
- Power of Four.py
- Power of Three.py
- Print in Order.py
- Pseudo-Palindromic Paths in a Binary Tree.py
- Push Dominoes.py
- Random Point in Non-overlapping Rectangles.py
- Range Addition II.py
- Range Sum Query - Mutable.py
- Range Sum Query 2D - Immutable.py
- Range Sum of BST.py
- Rank Transform of an Array.py
- Ransom Note.py
- Rectangle Area.py
- Rectangle Overlap.py
- Reduce Array Size to The Half.py
- Regions Cut By Slashes.py
- Regular Expression Matching.py
- Relative Ranks.py
- Remove All Adjacent Duplicates In String.py
- Remove Duplicates from Sorted Array II.py
- Remove Duplicates from Sorted Array.py
- Remove Duplicates from Sorted List II.py
- Remove Element.py
- Remove Nodes From Linked List.py
- Remove Nth Node From End of List.py
- Remove Palindromic Subsequences.py
- Remove Stones to Minimize the Total.py
- Removing Stars From a String.py
- Reorder Routes to Make All Paths Lead to the City Zero.py
- Reordered Power of 2.py
- Replace All ?'s to Avoid Consecutive Repeating Characters.py
- Reverse Bits.py
- Reverse Linked List.py
- Reverse Vowels of a String.py
- Reverse Words in a String III.py
- Reverse Words in a String.py
- Richest Customer Wealth.py
- Roman to Integer.py
- Rotate Array.py
- Rotate Image.py
- Rotate List.py
- Rotated Digits.py
- Running Sum of 1d Array.py
- Same Tree.py
- Satisfiability of Equality Equations.py
- Search a 2D Matrix.py
- Search in a Binary Search Tree.py
- Serialize and Deserialize Binary Tree.py
- Set Matrix Zeroes.py
- Set Mismatch.py
- Shift 2D Grid.py
- Shortest Completing Word.py
- Shortest Path Visiting All Nodes.py
- Shortest Path in Binary Matrix.py
- Shuffle the Array.py
- Simplify Path.py
- Single Number.py
- Smallest Even Multiple.py
- Smallest Number in Infinite Set.py
- Smallest String Starting From Leaf.py
- Smallest String With A Given Numeric Value.py
- Sort Integers by The Power Value.py
- Sort the Matrix Diagonally.py
- Sort the People.py
- Spiral Matrix.py
- Split Array into Consecutive Subsequences.py
- Squares of a Sorted Array.py
- Stamping The Sequence.py
- Stone Game.py
- Strictly Palindromic Number.py
- String Compression.py
- String Matching in an Array.py
- String to Integer (atoi).py
- Strong Password Checker II.py
- Student Attendance Record I.py
- Subarray Sum Equals K.py
- Subdomain Visit Count.py
- Subsets.py
- Substring with Concatenation of All Words.py
- Substrings of Size Three with Distinct Characters.py
- Sum Root to Leaf Numbers.py
- Sum of Digits of String After Convert.py
- Sum of Even Numbers After Queries.py
- Swap Adjacent in LR String.py
- Symmetric Tree.py
- Target Sum.py
- Teemo Attacking.py
- Text Justification.py
- The Employee That Worked on the Longest Task.py
- The Number of Weak Characters in the Game.py
- Time Needed to Inform All Employees.py
- Time Needed to Rearrange a Binary String.py
- Toeplitz Matrix.py
- Top K Frequent Words.py
- Transpose Matrix.py
- Trapping Rain Water.py
- Triples with Bitwise AND Equal To Zero.py
- Two Furthest Houses With Different Colors.py
- Two Sum IV - Input is a BST.py
- Two Sum.py
- UTF-8 Validation.py
- Ugly Number.py
- Unique Binary Search Trees II.py
- Unique Binary Search Trees.py
- Unique Morse Code Words.py
- Unique Number of Occurrences.py
- Unique Paths III.py
- Unique Paths.py
- Valid Anagram.py
- Valid Palindrome II.py
- Valid Palindrome.py
- Valid Parentheses.py
- Valid Sudoku.py
- Validate Binary Search Tree.py
- Validate IP Address.py
- Validate Stack Sequences.py
- Water and Jug Problem.py
- Word Ladder II.py
- Word Ladder.py
- Word Pattern.py
- Word Search.py
- Zigzag Conversion.py
SQL
Shell
infrastructure
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LICENSE
README.md

First Bad Version.py

Added Python solution for "First Bad Version"

Oct 8, 2022

7a5dd1b · Oct 8, 2022