c2021ncf
UID: 5496, 注册于 2022-10-23 18:57:16, 最后登录于 2023-7-22 8:09:38, 目前离线.
解决了 4 道题目，RP: 15.9 (No. 165)
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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: 5496, 注册于 2022-10-23 18:57:16, 最后登录于 2023-7-22 8:09:38, 目前离线.
解决了 4 道题目，RP: 15.9 (No. 165)