温和的少年

UID: 51440, Registered at 2026-8-25 13:55:30, last login at 2026-8-25 13:55:30, last active at 2026-8-28 14:01:03.

Solved 2 problems, RP: 7 (No. 18853)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4031
P4625
Recent Activities

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

动态规划: 2