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UID: 42040, Registered at 2026-5-27 9:36:39, last login at 2026-6-19 10:51:28, currently offline.

Solved 2 problems, RP: 9.5 (No. 15664)

♂

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4721
P4852
Recent Activities

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

贪心算法: 1
其他: 1
数学: 1