We will explain a problem from a programming contest.
No specific knowledge of competitive programming is required.
(To fully understand, elementary calculus knowledge is necessary.)
Problem: https://atcoder.jp/contests/wtf19/tasks/wtf19_e
Complete Solution: https://img.atcoder.jp/wtf19-open/editorial.pdf (from page 5)
Code: https://atcoder.jp/contests/wtf19/submissions/53760201
0:00 Intro
0:50 Difficulty of this problem
1:21 Reintroducing the problem
3:09 Main part
7:44 Bonus
X: https://x.com/evima0S