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UID: 28186, Registered at 2026-2-5 20:03:01, last login at 2026-4-20 16:44:29, last active at 2026-4-23 22:20:28.

Solved 4 problems, RP: 20 (No. 9519)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P3713
P4274
P4568
P4625
Recent Activities

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

动态规划: 4