Hash-Table | K5kC | Code & More

Sum of Digits of String After Convert Problem

Find the Student that Will Replace the Chalk Problem

Random Pick with Blacklist Problem

Regions Cut By Slashes Problem

Magic Squares In Grid

Minimum Number of Pushes to Type Word 2 Problem

Kth Distinct String in an Array Problem

Make Two Arrays Equal by Reversing Subarrays Problem

Minimum Swaps to Group All 1's Together 1 - In an array

Minimum Swaps to Group All 1's Together 2 - In circular array