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急！灾区的食物依然短缺！ 为了挽救灾区同胞的生命，心系灾区同胞的你准备自己采购一些粮食支援灾区，现在假设你一共有资金n元，而市场有m种大米，每种大米都是袋装产品，其价格不等，并且只能整袋购买。 请问：你用有限的资金最多能采购多少公斤粮食呢？后记： 人生是一个充满了变数的生命过程，天灾、人祸、病痛是我... 阅读全文
posted @ 2015-08-13 11:19
白一
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DescriptionGiven a sequence a[1],a[2],a[3]......a[n], your job is to calculate the max sum of a sub-sequence. For example, given (6,-1,5,4,-7), the ma... 阅读全文
posted @ 2015-08-13 11:02
白一
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DescriptionThe world famous scientist Innokentiy almost finished the creation of perpetuum mobile. Its main part is the energy generator which allows ... 阅读全文
posted @ 2015-08-13 10:51
白一
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DescriptionHere is a famous story in Chinese history."That was about 2300 years ago. General Tian Ji was a high official in the country Qi. He likes t... 阅读全文
posted @ 2015-08-13 10:26
白一
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