摘要：
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 阅读全文
摘要：
This time, you are supposed to find A*B where A and B are two polynomials. Input Specification: Each input file contains one test case. Each case occu 阅读全文
摘要：
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 eleva 阅读全文