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难点:卡了很久,输入第一个n后面有个换行符,不读取的话留在缓冲区会被读入第一个字符串,导致4个oj过不了,记住了!!! 思路:字... 阅读全文
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To prepare for PAT, the judge sometimes has to generate random pas... 阅读全文
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Calculate a+b and output the sum in standard format – that is, the... 阅读全文
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思路借鉴柳神 Scientific notation is the way that scientists easily handl... 阅读全文