7719

UID: 52531, Registered at 2026-8-31 13:12:27, last login at 2026-9-24 12:36:08, last active at 2026-9-24 15:54:21.

Solved 2 problems, RP: 8 (No. 20660)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5340
P5382
Recent Activities

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

其他: 1
构造: 1
模拟: 1