Christ1na

UID: 41971, Registered at 2026-5-26 16:51:11, last login at 2026-5-27 15:56:23, last active at 2026-6-5 8:35:16.

Solved 7 problems, RP: 29 (No. 9859)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4002

P4003
P4004

P4007
P4053

P3452
P4819
Recent Activities

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

贪心: 1
哈希表: 1