潜龙在渊

UID: 24868, Registered at 2025-10-12 20:43:36, last login at 2025-12-6 20:29:24, currently offline.

Solved 3 problems, RP: 3 (No. 12493)

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Bio

This person is lazy and didn't write anything.
Accepted Problems
P3990
P3991
P3992
Recent Activities

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