ljx
UID: 322, 注册于 2025-12-8 12:40:15, 最后登录于 2025-12-13 21:11:15, 目前离线.
解决了 3 道题目，RP: 20.6 (No. 136)
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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: 322, 注册于 2025-12-8 12:40:15, 最后登录于 2025-12-13 21:11:15, 目前离线.
解决了 3 道题目，RP: 20.6 (No. 136)