Links of Problems
Problem 1 - https://codeforces.com/problemset/problem/1658/D1
Problem 2 - https://codeforces.com/problemset/problem/1633/D
Problem 3 - https://codeforces.com/problemset/problem/1632/C
Problem 4 - https://codeforces.com/problemset/problem/1623/Cv
Time Stamp
0:00 Problem 1 - D1. 388535 (Easy Version)
29:20 Problem 2 - D. Make Them Equal
59:48 Problem 3 - C. Strange Test
01:17:00 Problems 4 - C. Balanced Stone Heaps