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转载注明出处：http://www.cnblogs.com/ligun123/archive/2013/03/26/2982472.html题目来源：https://www.hackerrank.com/challenges/flowersYou and your K-1 friends want to buy N flowers. Flower number i has cost ci. Unfortunately the seller does not like a customer to buy a lot of flowers, so he tries to change the pr 阅读全文
