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.
Bronze League
EgyptRatings System Update
(2025-12-17 22:00:02)Ratings System Update
(2022-12-20 00:00:00)None
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Fair Elections, Chef and Division 3, Encoded String
Distinct Numbers, Yet Another Palindrome Problem, Tri XOR, Paper Cutting, Palindrome Flipping, Card Removal
Boring String, XOR Product, Expense List, Interesting Array, Make Money
Akash and Dinner, Distinct Sequence, Longest Subarray
Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval
Pet Store, Flip the Prefix, Maximizing LCS
N Triplets, No sequence
Find an integer, Consecutive Xor, Append for OR
Chefs Favourite Function, Equal Hamming Distance, Prefix Ones, Three Powers of Two
Bitwise Equation, Valid Expression, Solve More Problems!
Love Squares Hate Cubes
Permutation Subsequence, Prefix Permutation, Equal Elements
Divide Pages
Find eX, Make A-B Same, Difference Matrix, MIN To MAX
SUM OR, Max count of 1, Digit Operation, Max Binary, Chef And Adjacent Sums
Inversions of subsequences, Existence, AB plus C, One or All
Crushed Apples and a Balance Scale, Printing Binary Array, Anti Palindrome
Rectangular Tiling, Dividing into Groups, Distance Coloring, Dotify Playlist
NASA
CodeChef Streak, Possible or Not, Search for 404, Special Operation, The Vowel Matrix
Boxes, Transfusion Chain
Swap the numbers, Mex Array, Remove Multiples
No Palindrome, Triplets Min
3-Blast Palindrome, Airport Management, Ball Distribution
Segment Three, Card Swipe, Exclusion-Inclusion
Prime Permutation, Stamps 100
Minimize Xor Difference, Warrior Chef, Lockpicking Chef
Take it Easy, Dull Operation
Playing with OR, Save People, Guess the winner!
Maximal Expression, Rock Paper Scissor, OR Permutation
Clan Expansion, Palindromic Prime Numbers
Minimum XOR, Best of N Sets, Alter Ego, Chroma Swap
LCM Mania, Prefixing, Beautiful Strings, Reach Codetown
Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Permutation Construction, Max Nutrition
Count Distinct Arrays, Minimise Maximum Subarray Sum, Make All Equal, Maximum Score , Sum Neq
Subtraction Sequence I, Greedy LIS Algorithm, Binary Grid Forces, Make All Zero
Chef Product, ORST
Equality Etiquette, Not Prime Permutation
Subset GCD, Join States, Is it uniquely decodable, Xorry 2, Xorry 1
K Odd Sum
Find Permutation , Count Subarrays, Count Arrays, Sub or Swp
Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II
Bucket Game, Binary Minimal
ABC Conjecture, Superincreasing, Anti-Triangle
Binary Substring, XOR And Multiply, MEXimize the Array, Disjoint Non-Decreasing Array
Palindromic Substrings, Ballon d Or, ConstructXor
Make Equal, Good Binary String
K-Closeness, Encrypt Value, T-Perm
ALIEN-OR, Optimal Flip, Prime Query, GAME 11
ABC Conjecture 3, Powered Parameters, Too Far For Comfort (Easy Version)
Graph Cost, Change A to B
Lexicographically Maximal Prefix AND, Sum of Modes
Double Trouble, Unusual Queries
Sum of N, Destroying Bridges Part 2
Bouncing Ball, Permutation Construction
Double Trouble, Beautiful Flip, The Undisappearance
Maximise Sum, Chef Loves Beautiful Strings (Hard Version), Chef Loves Beautiful Strings (Easy Version)
Ball Game, Sequence Search
Balance Difficulties, Partition Score
Buying Game, Multiply 2 to Minimize
Nice Array, Minimum Types, Sort Them
Reverse and Alternate, Stable Array, Bulk Discount
No Two Alike, Binary Removals, Make Odd
Constant Subsequence, Hamming equivalent, Make K Most Frequent
Mex Tree (Min), Add Permutation
LIS and LDS, XOR Equal Subtract
Tree Counting, Make An AP, Range MEX, Max Adds, Add to make Positive, Add 1 or 3
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