- Day 1 - Single Number
- Day 2 - Happy Number
- Day 3 - Maximum Subarray
- Day 4 - Move Zeroes
- Day 5 - Best Time to Buy and Sell Stock II
- Day 6 - Group Anagrams
- Day 7 - Counting Elements
- Day 8 - Middle of the Linked List
- Day 9 - Backspace String Compare
- Day 10 - Min Stack
- Day 11 - Diameter of Binary Tree
- Day 12 - Last Stone Weight
- Day 13 - Contiguous Array
- Day 14 - Perform String Shifts