努力的白鹭

UID: 51151, Registered at 2026-8-23 15:53:47, last login at 2026-9-8 17:41:18, currently offline.

Solved 2 problems, RP: 12.8 (No. 18890)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4003
P5458
Recent Activities

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

模拟: 1