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Problem DescriptionTeacher Mai has n numbers a1,a2,⋯,anand n−1 operators("+", "-" or "*")op1,op2,⋯,opn−1, which are arranged in the fo... 阅读全文
posted @ 2015-09-10 20:27
Herumw
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Problem DescriptionFar away from our world, there is a banana forest. And many lovely monkeys live there. One day, SDH(Song Da Hou), w... 阅读全文
posted @ 2015-09-10 18:14
Herumw
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