2419314691

UID: 38101, Registered at 2026-4-25 0:16:41, last login at 2026-8-13 21:14:49, currently offline.

Solved 2 problems, RP: 27.4 (No. 12242)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4993
P5211
Recent Activities

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

模拟: 1
前缀和: 1