摘要：
DescriptionLittle Y finds there is a very interesting formula in mathematics:XYmod Z = KGivenX,Y,Z, we all know how to figure outKfast. However, givenX,Z,K, could you figure outYfast?InputInput data consists of no more than 20 test cases. For each test case, there would be only one line containing 3 阅读全文
