chenyongqian
UID: 4593, Registered at 2026-5-18 10:02:20, last login at 2026-8-13 10:48:41, last active at 2026-8-13 11:41:25.
Solved 107 problems, RP: 408 (No. 1296)
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Bio
该用户不懒，这里写了一点 (´・ω・｀)
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Stat
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Rating
This person is lazy and didn't write anything.