stu211413
UID: 669, 注册于 2022-2-22 19:07:23, 最后登录于 2023-11-24 15:35:12, 目前离线.
解决了 40 道题目，RP: 131.5 (No. 177)
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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: 669, 注册于 2022-2-22 19:07:23, 最后登录于 2023-11-24 15:35:12, 目前离线.
解决了 40 道题目，RP: 131.5 (No. 177)