慢吞吞的红叶

UID: 50090, Registered at 2026-8-16 17:03:29, last login at 2026-8-16 17:03:29, last active at 2026-8-24 0:12:29.

Solved 2 problems, RP: 7 (No. 18559)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4993
P4994
Recent Activities

This person is lazy and didn't join any contests or homework.

模拟: 1
贪心算法: 1