发呆专业户

UID: 42456, Registered at 2026-6-1 10:05:10, last login at 2026-6-1 10:12:31, last active at 2026-6-2 18:36:00.

Solved 2 problems, RP: 7.3 (No. 14991)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P2340
P3296
Recent Activities

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

模拟: 1
双指针: 1