沉心静气

UID: 57117, Registered at 2026-9-17 12:01:12, last login at 2026-9-17 12:01:12, last active at just now.

Solved 4 problems, RP: 0 (No. ?)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4274
P4625
Recent Activities

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

动态规划: 2