Links of Problems
Problem 1 - https://codeforces.com/problemset/problem/1707/A
Problem 2 - https://codeforces.com/problemset/problem/1703/G
Problem 3 - https://codeforces.com/problemset/problem/1702/E
Problem 4 - https://codeforces.com/problemset/problem/1698/D
Time Stamp
0:00 Problem 1 - A. Doremy's IQ
16:55 Problem 2 - G. Good Key, Bad Key
31:20 Problem 3 - E. Split Into Two Sets
50:33 Problem 4 - D. Fixed Point Guessing
