stu250139
UID: 4055, 注册于 2025-8-24 16:19:53, 最后登录于 2026-9-28 10:16:42, 目前离线.
解决了 10 道题目，RP: 27.4 (No. 476)
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该用户太懒，这里啥也没写 (´・ω・｀) -
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This person is lazy and didn't join any contests or homework.
UID: 4055, 注册于 2025-8-24 16:19:53, 最后登录于 2026-9-28 10:16:42, 目前离线.
解决了 10 道题目，RP: 27.4 (No. 476)