YkpNDRcTor

UID: 29756, Registered at 2026-3-13 13:00:21, last login at 2026-4-8 12:16:33, currently offline.

Solved 3 problems, RP: 3 (No. 18055)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4219
P4220
P4221
Recent Activities

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

入门教程: 3