GYcfS7R19j

UID: 44519, Registered at 2026-6-25 22:11:21, last login at 2026-9-23 18:15:09, last active at 2026-9-24 2:35:17.

Solved 8 problems, RP: 48 (No. 10927)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4483

P4489
P4490

P4496
P4501

P4503
P5395

P5466
Recent Activities

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

线性回归: 1
选择题: 1