耐心的骑士

UID: 50271, Registered at 2026-8-17 19:45:55, last login at 2026-8-17 19:45:55, last active at 2026-8-19 12:14:07.

Solved 2 problems, RP: 9 (No. 17168)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4731
P4781
Recent Activities

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

模拟: 1
数据结构: 1
栈: 1