Ballard

UID: 40962, Registered at 2026-5-17 13:33:32, last login at 2026-5-29 17:00:06, currently offline.

Solved 5 problems, RP: 36.5 (No. 9374)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4937

P4938
P4970

P4982
P4983
Recent Activities

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

模拟: 1
哈希表: 1
字典树: 1
二分算法: 1
有序集合: 1