细心的白鹭9807

UID: 55149, Registered at 2026-9-9 19:38:09, last login at 2026-9-11 13:57:44, last active at 2026-9-14 20:35:52.

Solved 2 problems, RP: 5.4 (No. 21764)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5382
P5441
Recent Activities

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

模拟: 1
字符串: 1
贪心: 1