倔强的栗子
UID: 49977, Registered at 2026-8-15 13:42:09, last login at 2026-9-22 18:59:35, last active at 2026-9-22 22:58:07.
Solved 3 problems, RP: 73.15 (No. 8659)
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This person is lazy and didn't write anything. -
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