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Many years ago , in Teddy’s hometown there was a man who was called “Bone Collector”. This man like to collect varies of bones , such as dog’s , cow’s 阅读全文
posted @ 2020-10-25 23:21
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对于吃货来说，过年最幸福的事就是吃了，没有之一！ 但是对于女生来说，卡路里（热量）是天敌啊！ 资深美女湫湫深谙“胖来如山倒，胖去如抽丝”的道理，所以她希望你能帮忙制定一个食谱，能使她吃得开心的同时，不会制造太多的天敌。 当然，为了方便你制作食谱，湫湫给了你每日食物清单，上面描述了当天她想吃的每种食物 阅读全文
posted @ 2020-10-25 23:11
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Consider an arbitrary sequence of integers. One can place + or - operators between integers in the sequence, thus deriving different arithmetical expr 阅读全文
posted @ 2020-10-25 22:47
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Whuacmers use coins.They have coins of value A1,A2,A3...An Silverland dollar. One day Hibix opened purse and found there were some coins. He decided t 阅读全文
posted @ 2020-10-25 20:32
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