踏实的山泉

UID: 50174, Registered at 2026-8-17 12:42:58, last login at 2026-8-17 12:42:58, last active at 2026-8-25 10:58:15.

Solved 4 problems, RP: 28 (No. 12169)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5129
P5164
P5198
P5254
Recent Activities

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

模拟: 1
其他: 1
位运算: 1