๋ฐฐ๊ฒฝ ์—†์Œ
Platinum II
ProblemsUnrated
Arena
guswns137Platinum II
guswns1375
Platinum II 203862 until Platinum I

The Feynman Problem-Solving Algorithm: (1) write down the problem; (2) think very hard; (3) write down the answer.

756 Solved109 Contributions8 Reverse rivals
Sort
Date Added# Unlocked Users
1