奔跑的海豚

UID: 50214, Registered at 2026-8-17 15:51:56, last login at 2026-8-17 15:51:56, currently offline.

Solved 2 problems, RP: 6.4 (No. 20873)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P14457
P14458
Recent Activities

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

模拟: 1
双指针: 1