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UID: 26105, Registered at 2025-11-6 10:34:08, last login at 2025-11-12 20:34:10, currently offline.

Solved 2 problems, RP: 2 (No. 12425)

Bio

This person is lazy and didn't write anything.
Accepted Problems
P4219
P4221
Recent Activities

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

入门教程: 2