7878

UID: 39703, Registered at 2026-5-8 11:05:59, last login at 2026-5-8 11:06:30, last active at 2026-5-9 20:58:22.

Solved 2 problems, RP: 0 (No. ?)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4871
P4908
Recent Activities

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

哈希表: 1
数据结构: 1
队列: 1