Practice
Sharpen your skills through hands-on coding practice

Make an array

Unsolved
Easy 55% 1714

Minimum operations

Unsolved
Medium 58% 369

Hidden treasure

Unsolved
Medium 47% 1576

RebelReach

Unsolved
Hard 44% 719

Odd Bit Array

Unsolved
Hard 70% 467

OrOasis

Unsolved
Medium 71% 425

Prime Query

Unsolved
Medium 69% 1396

Palindrome Split

Unsolved
Easy 68% 2037

Special Subarrays

Unsolved
Hard 23% 387

Make Palindrome

Unsolved
Easy 54% 2127

Text Wrap

Unsolved
Medium 83% 700

Hamming Sort

Unsolved
Easy 40% 729

Cryptic Line

Unsolved
Easy 41% 674

Curious Queries

Unsolved
Hard 80% 659

BanquetSplit

Unsolved
Medium 47% 636

Equal Arrays

Unsolved
Medium 59% 1095

Find pairs

Unsolved
Easy 18% 3294

Previous Coprime Element

Unsolved
Hard 77% 461

Count Coprime Subsequences

Unsolved
Medium 60% 214

Parity-Binary Sort

Unsolved
Easy 65% 1179

Power Game

Unsolved
Hard 59% 1371

X Subarrays

Unsolved
Medium 54% 488

Unequal Goodness

Unsolved
Medium 42% 267

Not Even Max Sum

Unsolved
Easy 45% 1468
...