闪亮的海豚

UID: 49887, Registered at 2026-8-14 16:29:51, last login at 2026-9-7 13:00:44, last active at 2026-9-7 21:16:37.

Solved 2 problems, RP: 19.9 (No. 14645)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P14448
P14449
Recent Activities

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

贪心: 1
树结构: 1