多项式乘法细节+数组越界+输出细节 1009 Product of Polynomials (25分)
1009ProductofPolynomials(25分)Thistime,youaresupposedtofindA×BwhereAandBaretwopolynomials.InputSpecification:Eachinputfilecontainsonetestcase.Eachcaseoccupies2lines,andeachlinecontainstheinformationofa