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1013 Battle Over Cities (25分) It is vitally important to have all the cities connected by highways in a war. If a city is occupied by the enemy, all t 阅读全文
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1010 Radix (25分) Given a pair of positive integers, for example, 6 and 110, can this equation 6 = 110 be true? The answer is yes, if 6 is a decimal nu 阅读全文
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1009 Product of Polynomials (25分) This time, you are supposed to find A×B where A and B are two polynomials. Input Specification: Each input file cont 阅读全文
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1007 Maximum Subsequence Sum (25分) Given a sequence of K integers { N 1 , N 2 , ..., N K }. A continuous subsequence is defined to be { N 阅读全文