你的未来

UID: 18039, Registered at 2025-4-23 23:03:45, last login at 2026-1-8 18:13:49, currently offline.

Solved 2 problems, RP: 17.6 (No. 7692)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4288
P4290
Recent Activities

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

数论筛法: 1
贪心: 1
其他: 1
构造: 1