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With the 2010 FIFA World Cup running, football fans the world over were becoming increasingly excited as the best players from the best teams doing ba 阅读全文
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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 number and 110 is a 阅读全文
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This time, you are supposed to find A×BA\times BA×B where AAA and BBB are two polynomials. Input Specification: Each input file contains one test case 阅读全文
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The highest building in our city has only one elevator. A request list is made up with N positive numbers. The numbers denote at which floors the elev 阅读全文
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1007 Maximum Subsequence Sum （25 分） Given a sequence of K integers { N1, N2, ..., NK }. A continuous subsequence is defined to be { Ni, N 阅读全文
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At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door 阅读全文
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Given a non-negative integer N, your task is to compute the sum of all the digits of N, and output every digit of the sum in English. Input Specificat 阅读全文
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A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child. Input Specification: Each inp 阅读全文
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As an emergency rescue team leader of a city, you are given a special map of your country. The map shows several scattered cities connected by some ro 阅读全文
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This time, you are supposed to find A+BA+BA+B where AAA and BBB are two polynomials. Input Specification: Each input file contains one test case. Each 阅读全文