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模板~~特殊情况没exit(0) $\longrightarrow$60 了一下午~~ cpp // include include include include include define R(a,b,c) for(register int a = (b); a = (c); a) defin 阅读全文
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注意除数为0情况 阅读全文
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第n天不卖，视为卖了又原价买回 阅读全文
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这不prufer编码吗，防爆long long就行了啊 阅读全文
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即使$n include include include include define R(a,b,c) for(register int a = (b); a = (c); a) define Max(a,b) ((a) (b) ? (a) : (b)) define Min(a,b) ((a) 阅读全文