Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.
From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.
Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.
From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.
Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.
From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.
Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.
From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.
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Expensive Steps , Minimum Number of Ones, Counting Problem, Tour of King
Expense List, Bull or Bear, Make AP, Make Money
Rain in Chefland, Scalene Triangle
Kitchen Timings, Spice Level, Cost of Groceries, Minimum distance between 1s, Prime Reversal
Pet Store, Instagram, Snapchat, Perfect Trio
Indivisible, Apples and oranges, N Triplets, Sum it
Find an integer, Lucky Numbers, Append for OR
Chef And Babla, Lcm hates Gcd, Odd Even Binary String
Prefix Ones, Three Powers of Two, Two Ranges
Asymmetric Swaps, Array Halves, Far from origin
Redistributing Chocolates, Make Array Odd, Zero String, Construct Array, 400M Race, Not Divisible
Spreading Charges, Tekken, Concat Palindrome, Three Numbers
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums
Prefix Permutation, Equal Elements
Find eX, Difference Matrix, MIN To MAX
Max count of 1, Digit Operation, Max Binary, Chef And Adjacent Sums
Construct String, Order by XOR
Plus 2 or Minus 1, Positive or Negative Subarrays
Crushed Apples and a Balance Scale, Printing Binary Array, Anti Palindrome
Odd GCD Permutation, Chef Odd, Blobby Volley Scores
Rectangular Tiling, Distance Coloring, Dotify Playlist
Break Free, Problem
CodeChef Streak, Possible or Not, The Vowel Matrix
Schrodinger Smiley, No Palindrome, Triplets Min
3-Blast Palindrome, Airport Management, Ball Distribution
Prime Permutation, Stamps 100
Minimize Xor Difference, Warrior Chef, Lockpicking Chef
Bit Play, Array Sum
Chandelier, Unique xor, Divisible By 8, Dice Number
Lexicographically Largest , Maximise Sum, GCD and LCM
Maximal Expression, Rock Paper Scissor, OR Permutation
Minimum XOR, Best of N Sets, Alter Ego, Chroma Swap
First Problem on SQL, Number of Distinct Institutes, Div 2 Ranklist, Total Time
LCM Mania, Prefixing, Beautiful Strings, Reach Codetown
Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Permutation Construction, Max Nutrition
Minimise Maximum Subarray Sum, Make All Equal, Maximum Score , Sum Neq
Greedy LIS Algorithm, Binary Grid Forces, Make All Zero
Chef Product, ORST
Equality Etiquette, Spread Spree, Not Prime Permutation, Spell Shortening
Subset GCD, Join States, Xorry 2, Xorry 1
Count Subarrays, Count Arrays
Binary Parity, Table Strength, Swap and Unite, Make It One, How many arrays
Bucket Game, Binary Minimal
ABC Conjecture, Anti-Triangle
Binary Substring, XOR And Multiply
Palindromic Substrings, ConstructXor
Updating A, Make Equal, Good Binary String
K-Closeness, Encrypt Value, T-Perm
Origin, 3out1in
Game On Rectangle, Lexicographically Maximal Prefix AND, Sum of Modes
Beautiful Array, Make Bob Win , Square String
Bouncing Ball, Permutation Construction
Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101
Maximise Sum, Chef Loves Beautiful Strings (Easy Version)
Maximize Hamming Distance, Completion (Easy), Anti-Palindrome Queries
Another Game, Colorful Tree (Easy Version), Xometry (Easy Version)
GCD and XOR
Partition Score
Small, Smaller, Smallest, MEXtreme Divisibility, Normal is Good, Unmedian, Not-too-far Replacement
Buying Game, Multiply 2 to Minimize
Crafty Coloring (Easy), Super Hero, Random Nim, Chess Colouring, Elections
Halloween Array, Construct Permutation
A to B, Stable Array, Sum Operations (Easy), Reverse and Alternate (Count)
Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library
No Two Alike, Binary Removals, Equate XOR
Constant Subsequence, Hamming equivalent
Advitiya Security Vault, White Wall, Volcanic Eruption
Transform String, AndOr, Tactical Removal
Cool Subsequences, Time Penalty, Overwrite
GCD Add Size, Mystic Slimes
Alternate It!
Big Difference
Good Ranking (Pair), Split
Restricted Removals, Minimize Maximum Mex
Perfect Ranges, Fence Colouring, Grid MEX
Minimum Set, Restrict Palindromes
Compare and Connect, Huge Grid (Easy Version)
MEX on Ranges, Set To Median, Maximum MST
Cyclic Shift Minimization, Product Equal Sum, Min Steps, Gladiator Fighting
Balanced Subarrays, Adjacent Sums, Make Subarray, Maximum Smaller
Delete Sorted Subsequence, Make All, First Element Counting
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