Ptx4wOleHa

UID: 36778, Registered at 2026-4-19 16:17:26, last login at 2026-4-19 16:17:26, last active at 2026-4-23 17:49:59.

Solved 1 problems, RP: 0 (No. ?)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4492
Recent Activities

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

入门教程: 1