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Problem DescriptionZYB played a game named NumberBomb with his classmates in hiking:a host keeps a number in [1,N] in mind,then players guess a number... 阅读全文
posted @ 2015-12-10 19:07
UniqueColor
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Problem DescriptionAfter getting 600 scores in NOIP ZYB(ZJ−267) begins to work with biological questions.Now he give you a simple biological questions... 阅读全文
posted @ 2015-12-10 19:05
UniqueColor
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