无畏的桃子4120

UID: 55306, Registered at 2026-9-10 13:28:35, last login at 2026-9-10 13:28:35, last active at 2026-9-23 17:14:17.

Solved 2 problems, RP: 13 (No. 18087)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P5348
P5349
Recent Activities

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

回溯: 1
图结构: 1
拓扑排序: 1