thx
UID: 19, 注册于 2026-10-24 7:58:28, 最后登录于 2026-11-3 23:40:47, 最后活动于 2026-11-3 18:05:34.
解决了 21 道题目，RP: 28 (No. 20)
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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: 19, 注册于 2026-10-24 7:58:28, 最后登录于 2026-11-3 23:40:47, 最后活动于 2026-11-3 18:05:34.
解决了 21 道题目，RP: 28 (No. 20)