Leetcode

Leetcode is a platform where you can practice coding and prepare for interviews. I have solved 100+ problems on leetcode and I will be adding more problems to this page. These problems in python and we will be adding solutions in other languages as well.

001 Two Sum

Solve Two Sum in python



002 Add Two Numbers

Solve Add Two Numbers in python



003 Longest Substring Without Repeating Characters

Solve Longest Substring Without Repeating Characters in python



004 Median of Two Sorted Arrays

Solve Median of Two Sorted Arrays in python



005 Longest Palindromic Substring

Solve Longest Palindromic Substring in python



006 ZigZag Conversion

Solve ZigZag Conversion in python



007 Reverse Integer

Solve Reverse Integer in python



008 String to Integer(atoi)

Solve String to Integer(atoi) in python



009 Palindrome Number

Solve Palindrome Number in python



010 Regular Expression Matching

Solve Regular Expression Matching in python



011 Container With Most Water

Solve Container With Most Water in python



012 Integer to Roman

Solve Integer to Roman in python



013 Roman to Integer

Solve Roman to Integer in python



014 Longest Common Prefix

Solve Longest Common Prefix in python



015 3Sum

Solve 3Sum in python



016 3Sum Closest

Solve 3Sum Closest in python



017 Letter Combinations of a Phone Number

Solve Letter Combinations of a Phone Number in python



018 4Sum

Solve 4Sum in python



019 Remove Nth Node From End of List

Solve Remove Nth Node From End of List in python



020 Valid Parentheses

Solve Valid Parentheses in python



021 Merge Two Sorted Lists

Solve Merge Two Sorted Lists in python



022 Generate Parentheses

Solve Generate Parentheses in python



023 Merge k Sorted Lists

Solve Merge k Sorted Lists in python



024 Swap Nodes in Pairs

Solve Swap Nodes in Pairs in python



025 Reverse Nodes i k-Group

Solve Reverse Nodes i k-Group in python



026 Remove Duplicates from Sorted Array

Solve Remove Duplicates from Sorted Array in python



027 Remove Element

Solve Remove Element in python



028 Implement strStr()

Solve Implement strStr() in python



029 Divide Two Integers

Solve Divide Two Integers in python



030 Substring with Concatenation of All Words

Solve Substring with Concatenation of All Words in python



031 Next Permutation

Solve Next Permutation in python



032 Longest Valid Parentheses

Solve Longest Valid Parentheses in python



033 Search in Rotated Sorted Array

Solve Search in Rotated Sorted Array in python



034 Search for a Range

Solve Search for a Range in python



035 Search Insert Position

Solve Search Insert Position in python



036 Valid Sudoku

Solve Valid Sudoku in python



037 Sudoku Solver

Solve Sudoku Solver in python



038 Count and Say

Solve Count and Say in python



039 Combination Sum

Solve Combination Sum in python



040 Combination Sum II

Solve Combination Sum II in python



041 First Missing Positive

Solve First Missing Positive in python



042 Trapping Rain Water

Solve Trapping Rain Water in python



043 Multiply Strings

Solve Multiply Strings in python



044 Wildcard Matching

Solve Wildcard Matching in python



045 Jump Game II

Solve Jump Game II in python



046 Permutations

Solve Permutations in python



047 Permutations II

Solve Permutations II in python



048 Rotate Image

Solve Rotate Image in python



049 Group Anagrams

Solve Group Anagrams in python



050 Pow(x, n)

Solve Pow(x, n) in python



051 N-Queens

Solve N-Queens in python



052 N-Queens II

Solve N-Queens II in python



053 Maximum Subarray

Solve Maximum Subarray in python



054 Spiral Matrix

Solve Spiral Matrix in python



055 Jump Game

Solve Jump Game in python



056 Merge Intervals

Solve Merge Intervals in python



057 Insert Interval

Solve Insert Interval in python



058 Length of Last Word

Solve Length of Last Word in python



059 Spiral Matrix II

Solve Spiral Matrix II in python



060 Permutation Sequence

Solve Permutation Sequence in python



061 Rotate List

Solve Rotate List in python



062 Unique Paths

Solve Unique Paths in python



063 Unique Paths II

Solve Unique Paths II in python



064 Minimum Path Sum

Solve Minimum Path Sum in python



065 Valid Number

Solve Valid Number in python



066 Plus One

Solve Plus One in python



067 Add Binary

Solve Add Binary in python



068 Text Justification

Solve Text Justification in python



069 Sqrt(x)

Solve Sqrt(x) in python



070 Climbing Stairs

Solve Climbing Stairs in python



071 Simplify Path

Solve Simplify Path in python



072 Edit Distance

Solve Edit Distance in python



073 Set Matrix Zeroes

Solve Set Matrix Zeroes in python



074 Search a 2D Matrix

Solve Search a 2D Matrix in python



075 Sort Colors

Solve Sort Colors in python



076 Minimum Window Substring

Solve Minimum Window Substring in python



077 Combinations

Solve Combinations in python



078 Subsets

Solve Subsets in python



079 Word Search

Solve Word Search in python



080 Remove Duplicates from Sorted Array II

Solve Remove Duplicates from Sorted Array II in python



081 Search in Rotated Sorted Array II

Solve Search in Rotated Sorted Array II in python



083 Remove Duplicates from Sorted List

Solve Remove Duplicates from Sorted List in python



084 Largest Rectangle in Histogram

Solve Largest Rectangle in Histogram in python



085 Maximal Rectangle

Solve Maximal Rectangle in python



086 Partition List

Solve Partition List in python



087 Scramble String

Solve Scramble String in python



088 Merge Sorted Array

Solve Merge Sorted Array in python



089 Gray Code

Solve Gray Code in python



090 Subsets II

Solve Subsets II in python



091 Decode Ways

Solve Decode Ways in python



092 Reverse Linked Lis II

Solve Reverse Linked Lis II in python



093 Restore IP Addresses

Solve Restore IP Addresses in python



094 Binary Tree Inorder Traversal

Solve Binary Tree Inorder Traversal in python



095 Unique Binary Search Trees II

Solve Unique Binary Search Trees II in python



096 Unique Binary Search Trees

Solve Unique Binary Search Trees in python



097 Interleaving String

Solve Interleaving String in python



098 Validate Binary Search Tree

Solve Validate Binary Search Tree in python



099 Recover Binary Search Tree

Solve Recover Binary Search Tree in python



100 Same Tree

Solve Same Tree in python



101 Symmetric Tree

Solve Symmetric Tree in python



102 Binary Tree Level Order Traversal

Solve Binary Tree Level Order Traversal in python



103 Binary Tree Zigzag Level Order Traversal

Solve Binary Tree Zigzag Level Order Traversal in python



104 Maximum Depth of Binary Tree

Solve Maximum Depth of Binary Tree in python



105 Construct Binary Tree from Preorder and Inorder Traversal

Solve Construct Binary Tree from Preorder and Inorder Traversal in python



1064 Fixed Point

Solve Fixed Point in python



106 Construct Binary Tree from Inorder and Postorder Traversal

Solve Construct Binary Tree from Inorder and Postorder Traversal in python



107 Binary Tree Level Order Traversal II

Solve Binary Tree Level Order Traversal II in python



1089 Duplicate Zeros

Solve Duplicate Zeros in python



108 Convert Sorted Array to Binary Search Tree

Solve Convert Sorted Array to Binary Search Tree in python



109 Convert Sorted List to Binary Search Tree

Solve Convert Sorted List to Binary Search Tree in python



1108 Defanging an IP Address

Solve Defanging an IP Address in python



110 Balanced Binary Tree

Solve Balanced Binary Tree in python



111 Minimum Depth of Binary Tree

Solve Minimum Depth of Binary Tree in python



112 Path Sum

Solve Path Sum in python



113 Path Sum II

Solve Path Sum II in python



114 Flatten Binary Tree to Linked List

Solve Flatten Binary Tree to Linked List in python



115 Distinct Subsequences

Solve Distinct Subsequences in python



116 Populating Next Right Pointers in Each Node

Solve Populating Next Right Pointers in Each Node in python



117 Populating Next Right Pointers in Each Node II

Solve Populating Next Right Pointers in Each Node II in python



118 Pascal's Triangle

Solve Pascal's Triangle in python



119 Pascal's Triangle II

Solve Pascal's Triangle II in python



120 Triangle

Solve Triangle in python



121 Best Time to Buy and Sell Stock

Solve Best Time to Buy and Sell Stock in python



122 Best Time to Buy and Sell Stock II

Solve Best Time to Buy and Sell Stock II in python



123 Best Time to Buy and Sell Stock III

Solve Best Time to Buy and Sell Stock III in python



124 Binary Tree Maximum Path Sum

Solve Binary Tree Maximum Path Sum in python



125 Valid Palindrome

Solve Valid Palindrome in python



1260 Shift 2D Grid

Solve Shift 2D Grid in python



126 Word Ladder II

Solve Word Ladder II in python



127 Word Ladder

Solve Word Ladder in python



128 Longest Consecutive Sequence

Solve Longest Consecutive Sequence in python



1290 Convert Binary Number in a Linked List to Integer

Solve Convert Binary Number in a Linked List to Integer in python



129 Sum Root to Leaf Numbers

Solve Sum Root to Leaf Numbers in python



1304 Find N Unique Integers Sum up to Zero

Solve Find N Unique Integers Sum up to Zero in python



130 Surrounded Regions

Solve Surrounded Regions in python



1310 XOR Queries of a Subarray

Solve XOR Queries of a Subarray in python



131 Palindrome Partitioning

Solve Palindrome Partitioning in python



1323 Maximum 69 Number

Solve Maximum 69 Number in python



132 Palindrome Partitioning II

Solve Palindrome Partitioning II in python



1337 The K Weakest Rows in a Matrix

Solve The K Weakest Rows in a Matrix in python



133 Clone Graph

Solve Clone Graph in python



1342 Number of Steps to Reduce a Number to Zero

Solve Number of Steps to Reduce a Number to Zero in python



134 Gas Station

Solve Gas Station in python



135 Candy

Solve Candy in python



1365 How Many Numbers Are Smaller Than the Current Number

Solve How Many Numbers Are Smaller Than the Current Number in python



136 Single Number

Solve Single Number in python



1374 Generate a String With Characters That Have Odd Counts Solution

Solve Generate a String With Characters That Have Odd Counts Solution in python



137 Single Number II

Solve Single Number II in python



138 Copy List with Random Pointer

Solve Copy List with Random Pointer in python



139 Word Break

Solve Word Break in python



140 Word Break II

Solve Word Break II in python



141 Linked List Cycle

Solve Linked List Cycle in python



142 Linked List Cycle II

Solve Linked List Cycle II in python



143 Reorder List

Solve Reorder List in python



144 Binary Tree Preorder Traversal

Solve Binary Tree Preorder Traversal in python



145 Binary Tree Postorder Traversal

Solve Binary Tree Postorder Traversal in python



146 LRU Cache

Solve LRU Cache in python



147 Insertion Sort List

Solve Insertion Sort List in python



1480 Running Sum of 1d Array

Solve Running Sum of 1d Array in python



149 Max Points on a Line

Solve Max Points on a Line in python



150 Evaluate Reverse Polish Notation

Solve Evaluate Reverse Polish Notation in python



151 Reverse Words in a String

Solve Reverse Words in a String in python



152 Maximum Product Subarray

Solve Maximum Product Subarray in python



153 Find Minimum in Rotated Sorted Array

Solve Find Minimum in Rotated Sorted Array in python



154 Find Minimum in Rotated Sorted Array II

Solve Find Minimum in Rotated Sorted Array II in python



155 Min Stack

Solve Min Stack in python



156 Binary Tree Upside Down

Solve Binary Tree Upside Down in python



157 Read N Characters Given Read4

Solve Read N Characters Given Read4 in python



158 Read N Characters Given Read4 II Call multiple times

Solve Read N Characters Given Read4 II Call multiple times in python



1599 Maximum Profit of Operating a Centennial Wheel

Solve Maximum Profit of Operating a Centennial Wheel in python



159 Longest Substring with At Most Two Distinct Characters

Solve Longest Substring with At Most Two Distinct Characters in python



160 Intersection of Two Linked Lists

Solve Intersection of Two Linked Lists in python



161 One Edit Distance

Solve One Edit Distance in python



162 Find Peak Element

Solve Find Peak Element in python



163 Missing Ranges

Solve Missing Ranges in python



165 Compare Version Numbers

Solve Compare Version Numbers in python



166 Fraction to Recurring Decimal

Solve Fraction to Recurring Decimal in python



167 Two Sum II Input array is sorted

Solve Two Sum II Input array is sorted in python



168 Excel Sheet Column Title

Solve Excel Sheet Column Title in python



170 Two Sum III-Data structure design

Solve Two Sum III-Data structure design in python



179 Largest Number

Solve Largest Number in python



186 Reverse Words in a String II

Solve Reverse Words in a String II in python



191 Number of 1 Bits

Solve Number of 1 Bits in python



198 House Robber

Solve House Robber in python



200 Number of Islands

Solve Number of Islands in python



202 Happy Number

Solve Happy Number in python



203 Remove Linked List Elements

Solve Remove Linked List Elements in python



204 Count Primes

Solve Count Primes in python



205 Isomorphic Strings

Solve Isomorphic Strings in python



206 Reverse Linked List

Solve Reverse Linked List in python



207 Course Schedule

Solve Course Schedule in python



208 Implement Trie (Prefix Tree)

Solve Implement Trie (Prefix Tree) in python



213 House Robber II

Solve House Robber II in python



215 Kth Largest Element in an Array

Solve Kth Largest Element in an Array in python



216 Combination Sum III

Solve Combination Sum III in python



217 Contains Duplicate

Solve Contains Duplicate in python



219 Contains Duplicate II

Solve Contains Duplicate II in python



220 Contains Duplicate III

Solve Contains Duplicate III in python



221 Maximal Square

Solve Maximal Square in python



223 Rectangle Area

Solve Rectangle Area in python



225 Implement Stack using Queues

Solve Implement Stack using Queues in python



226 Invert Binary Tree

Solve Invert Binary Tree in python



228 Summary Ranges

Solve Summary Ranges in python



229 Majority Element II

Solve Majority Element II in python



231 Power of Two

Solve Power of Two in python



232 Implement Queue using Stacks

Solve Implement Queue using Stacks in python



234 Palindrome Linked List

Solve Palindrome Linked List in python



235 Lowest Common Ancestor of a Binary Search Tree

Solve Lowest Common Ancestor of a Binary Search Tree in python



236 Lowest Common Ancestor of a Binary Tree

Solve Lowest Common Ancestor of a Binary Tree in python



237 Delete Node in a Linked List

Solve Delete Node in a Linked List in python



238 Product of Array Except Self

Solve Product of Array Except Self in python



242 Valid Anagram

Solve Valid Anagram in python



243 Shortest Word Distance

Solve Shortest Word Distance in python



246 Strobogrammatic Number

Solve Strobogrammatic Number in python



249 Group Shifted Strings

Solve Group Shifted Strings in python



252 Meeting Rooms

Solve Meeting Rooms in python



253 Meeting Rooms II

Solve Meeting Rooms II in python



257 Binary Tree Paths

Solve Binary Tree Paths in python



258 Add Digits

Solve Add Digits in python



259 3Sum Smaller

Solve 3Sum Smaller in python



263 Ugly Number

Solve Ugly Number in python



264 Ugly Number II

Solve Ugly Number II in python



266 Palindrome Permutation

Solve Palindrome Permutation in python



267 Palindrome Permutation II

Solve Palindrome Permutation II in python



268 Missing Number

Solve Missing Number in python



270 Closest Binary Search Tree Value

Solve Closest Binary Search Tree Value in python



273 Integer to English Words

Solve Integer to English Words in python



274 H-Index

Solve H-Index in python



276 Paint Fence

Solve Paint Fence in python



278 First Bad Version

Solve First Bad Version in python



280 Wiggle Sort

Solve Wiggle Sort in python



283 Move Zeroes

Solve Move Zeroes in python



286 Walls and Gates

Solve Walls and Gates in python



288 Unique Word Abbreviation

Solve Unique Word Abbreviation in python



290 Word Pattern

Solve Word Pattern in python



292 Nim Game

Solve Nim Game in python



293 Flip Game

Solve Flip Game in python



294 Flip Game II

Solve Flip Game II in python



296 Best Meeting Point

Solve Best Meeting Point in python



298 Binary Tree Longest Consecutive Sequence

Solve Binary Tree Longest Consecutive Sequence in python



299 Bulls and Cows

Solve Bulls and Cows in python



303 Range Sum Query Immutable

Solve Range Sum Query Immutable in python



304 Range Sum Query 2D Immutable

Solve Range Sum Query 2D Immutable in python



305 Number of Islands II

Solve Number of Islands II in python



307 Range Sum Query Mutable

Solve Range Sum Query Mutable in python



322 Coin Change

Solve Coin Change in python



326 Power of Three

Solve Power of Three in python



328 Odd Even Linked List

Solve Odd Even Linked List in python



336 Palindrome Pairs

Solve Palindrome Pairs in python



337 House Robber III

Solve House Robber III in python



338 Counting Bits

Solve Counting Bits in python



339 Nested List Weight Sum

Solve Nested List Weight Sum in python



340 Longest Substring with At Most K Distinct Characters

Solve Longest Substring with At Most K Distinct Characters in python



342 Power of Four

Solve Power of Four in python



344 Reverse String

Solve Reverse String in python



345 Reverse Vowels of a String

Solve Reverse Vowels of a String in python



346 Moving Average from Data Stream

Solve Moving Average from Data Stream in python



347 Top K Frequent Elements

Solve Top K Frequent Elements in python



349 Intersection of Two Arrays

Solve Intersection of Two Arrays in python



350 Intersection of Two Arrays II

Solve Intersection of Two Arrays II in python



351 Android Unlock Patterns

Solve Android Unlock Patterns in python



359 Logger Rate Limiter

Solve Logger Rate Limiter in python



366 Find Leaves of Binary Tree

Solve Find Leaves of Binary Tree in python



367 Valid Perfect Square

Solve Valid Perfect Square in python



368 Largest Divisible Subset

Solve Largest Divisible Subset in python



369 Plus One Linked List

Solve Plus One Linked List in python



370 Range Addition

Solve Range Addition in python



371 Sum of Two Integers

Solve Sum of Two Integers in python



372 Super Pow

Solve Super Pow in python



373 Find K Pairs with Smallest Sums

Solve Find K Pairs with Smallest Sums in python



374 Guess Number Higher or Lower

Solve Guess Number Higher or Lower in python



375 Guess Number Higher or Lower II

Solve Guess Number Higher or Lower II in python



383 Ransom Note

Solve Ransom Note in python



384 Shuffle an Array

Solve Shuffle an Array in python



387 First Unique Character in a String

Solve First Unique Character in a String in python



388 Longest Absolute File Path

Solve Longest Absolute File Path in python



389 Find the Difference

Solve Find the Difference in python



400 Nth Digit

Solve Nth Digit in python



401 Binary Watch

Solve Binary Watch in python



404 Sum of Left Leaves

Solve Sum of Left Leaves in python



405 Convert a Number to Hexadecimal

Solve Convert a Number to Hexadecimal in python



408 Valid Word Abbreviation

Solve Valid Word Abbreviation in python



409 Longest Palindrome

Solve Longest Palindrome in python



412 Fizz Buzz

Solve Fizz Buzz in python



414 Third Maximum Number

Solve Third Maximum Number in python



415 Add Strings

Solve Add Strings in python



416 Partition Equal Subset Sum

Solve Partition Equal Subset Sum in python



421 Maximum XOR of Two Numbers in an Array

Solve Maximum XOR of Two Numbers in an Array in python



422 Valid Word Square

Solve Valid Word Square in python



434 Number of Segments in a String

Solve Number of Segments in a String in python



437 Path Sum III

Solve Path Sum III in python



438 Find All Anagrams in a String

Solve Find All Anagrams in a String in python



443 String Compression

Solve String Compression in python



448 Find All Numbers Disappeared in an Array

Solve Find All Numbers Disappeared in an Array in python



453 Minimum Moves to Equal Array Elements

Solve Minimum Moves to Equal Array Elements in python



457 Circular Array Loop

Solve Circular Array Loop in python



458 Poor Pigs

Solve Poor Pigs in python



461 Hamming Distance

Solve Hamming Distance in python



463 Island Perimeter

Solve Island Perimeter in python



475 Heaters

Solve Heaters in python



479 Largest Palindrome Product

Solve Largest Palindrome Product in python



482 License Key Formatting

Solve License Key Formatting in python



485 Max Consecutive Ones

Solve Max Consecutive Ones in python



509 Fibonacci Number

Solve Fibonacci Number in python



538 Convert BST to Greater Tree

Solve Convert BST to Greater Tree in python



541 Reverse String II

Solve Reverse String II in python



543 Diameter of Binary Tree

Solve Diameter of Binary Tree in python



547 Friend Circles

Solve Friend Circles in python



557 Reverse Words in a String III

Solve Reverse Words in a String III in python



560 Subarray Sum Equals K

Solve Subarray Sum Equals K in python



572 Subtree of Another Tree

Solve Subtree of Another Tree in python



581 Shortest Unsorted Continuous Subarray

Solve Shortest Unsorted Continuous Subarray in python



605 Can Place Flowers

Solve Can Place Flowers in python



617 Merge Two Binary Trees

Solve Merge Two Binary Trees in python



628 Maximum Product of Three Numbers

Solve Maximum Product of Three Numbers in python



654 Maximum Binary Tree

Solve Maximum Binary Tree in python



665 Non-decreasing Array

Solve Non-decreasing Array in python



668 Kth Smallest Number in Multiplication Table

Solve Kth Smallest Number in Multiplication Table in python



671 Second Minimum Node In a Binary Tree

Solve Second Minimum Node In a Binary Tree in python



674 Longest Continuous Increasing Subsequence

Solve Longest Continuous Increasing Subsequence in python



680 Valid Palindrome II

Solve Valid Palindrome II in python



692 Top K Frequent Words

Solve Top K Frequent Words in python



695 Max Area of Island

Solve Max Area of Island in python



697 Degree of an Array

Solve Degree of an Array in python



700 Search in a Binary Search Tree

Solve Search in a Binary Search Tree in python



703 Kth Largest Element in a Stream

Solve Kth Largest Element in a Stream in python



706 Design HashMap

Solve Design HashMap in python



709 To Lower Case

Solve To Lower Case in python



716 Max Stack

Solve Max Stack in python



717 1-bit and 2-bit Characters

Solve 1-bit and 2-bit Characters in python



720 Longest Word in Dictionary

Solve Longest Word in Dictionary in python



724 Find Pivot Index

Solve Find Pivot Index in python



728 Self Dividing Numbers

Solve Self Dividing Numbers in python



733 Flood Fill

Solve Flood Fill in python



743 Network Delay Time

Solve Network Delay Time in python



751 IP to CIDR

Solve IP to CIDR in python



760 Find Anagram Mappings

Solve Find Anagram Mappings in python



766 Toeplitz Matrix

Solve Toeplitz Matrix in python



771 Jewels and Stones

Solve Jewels and Stones in python



784 Letter Case Permutation

Solve Letter Case Permutation in python



804 Unique Morse Code Words

Solve Unique Morse Code Words in python



811 Subdomain Visit Count

Solve Subdomain Visit Count in python



819 Most Common Word

Solve Most Common Word in python



832 Flipping an Image

Solve Flipping an Image in python



836 Rectangle Overlap

Solve Rectangle Overlap in python



844 Backspace String Compare

Solve Backspace String Compare in python



852 Peak Index in a Mountain Array

Solve Peak Index in a Mountain Array in python



867 Transpose Matrix

Solve Transpose Matrix in python



868 Binary Gap

Solve Binary Gap in python



872 Leaf-Similar Trees

Solve Leaf-Similar Trees in python



876 Middle of the Linked List

Solve Middle of the Linked List in python



904 Fruit Into Baskets

Solve Fruit Into Baskets in python



905 Sort Array By Parity

Solve Sort Array By Parity in python



922 Sort Array By Parity II

Solve Sort Array By Parity II in python



929 Unique Email Addresses

Solve Unique Email Addresses in python



933 Number of Recent Calls

Solve Number of Recent Calls in python



937 Reorder Log Files

Solve Reorder Log Files in python



945 Minimum Increment to Make Array Unique

Solve Minimum Increment to Make Array Unique in python



946 Validate Stack Sequences

Solve Validate Stack Sequences in python



953 Verifying an Alien Dictionary

Solve Verifying an Alien Dictionary in python



954 Array of Doubled Pairs

Solve Array of Doubled Pairs in python



961 N-Repeated Element in Size 2N Array

Solve N-Repeated Element in Size 2N Array in python



962 Maximum Width Ramp

Solve Maximum Width Ramp in python



973 K Closest Points to Origin

Solve K Closest Points to Origin in python



977 Squares of a Sorted Array

Solve Squares of a Sorted Array in python



997 Find The Town Judge

Solve Find The Town Judge in python



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