yuhaowen1

UID: 4922, Registered at 2026-8-29 10:16:55, last login at 2026-10-3 7:34:54, last active at just now.

Solved 29 problems, RP: 137 (No. 2155)

Bio

x2/1+4=x 帮我求解x 会的就把我的作业写完，不会作业加倍
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This person is lazy and didn't write any solutions.
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This person is lazy and didn't write anything.