%10-5  űʽMļͺʽMļб÷Χ

%óڼ麯ʽMļбĴ洢ʽ
%ıǷΪȫֱǾֲ
function y=hanshu(a)
x1=a*3
x2=3/a
x3=3+a
x4=3-a
