qcr20120404

UID: 2548, Registered at 2023-12-3 8:01:41, last login at 2024-10-27 9:32:05, currently offline.

Solved 9 problems, RP: 45 (No. 1251)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P1

P2

P3
P4

P5

P6
P7

P8

P9
Recent Activities

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