lhj

UID: 1330, Registered at 2025-10-2 16:52:12, last login at 2025-10-12 14:40:52, last active at 2025-10-15 19:54:01.

Solved 4 problems, RP: 17 (No. 325)

Bio

This person is lazy and didn't write anything.
Accepted Problems
B075
B077
B078
B081
Recent Activities

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

基础算法: 4
前缀和与差分: 4