记那时Jns

UID: 42422, Registered at 2026-5-31 20:55:45, last login at 2026-6-11 1:43:12, last active at 2026-6-14 3:25:45.

Solved 3 problems, RP: 12 (No. 13384)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4003
P4004
P4005
Recent Activities

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