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The King of Berland Polycarp LXXXIV has nn daughters. To establish his power to the neighbouring kingdoms he wants to marry his daughters to the princ 阅读全文
posted @ 2020-03-24 19:57
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摘要：
You are given two integers nn and kk. Your task is to find if nn can be represented as a sum of kk distinct positive odd (not divisible by 22) integer 阅读全文
posted @ 2020-03-24 16:22
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