USTCPC2025_45 (楼上分居然比楼下高)
UID: 801, Registered at 2025-3-22 13:49:54, last login at 2025-3-28 23:13:36, currently offline.
Solved 6 problems, RP: 0 (No. ?)
This user was banned.
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This person is lazy and didn't write anything. -
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