热情的浪花

UID: 52761, Registered at 2026-9-1 8:32:47, last login at 2026-9-1 10:40:58, last active at 2026-9-2 15:14:24.

Solved 2 problems, RP: 9 (No. 18167)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P2933
P5307
Recent Activities

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

树状数组: 1
其他: 1
排序: 1