USTC-PB22071400

UID: 64900, 注册于 2024-9-25 21:39:59, 最后登录于 2024-12-1 23:53:02, 最后活动于 2024-12-28 18:55:20.

解决了 2 道题目，RP: 4 (No. 5035)

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该用户太懒，这里啥也没写 (´・ω・｀)
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H1000
H1001
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This person is lazy and didn't join any contests or homework.
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This person is lazy and didn't write any solutions.
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