#include"stdio.h"
void main()
{ int a,b,t,r,n;
printf(“please input the a and b：\n”); scanf("%d%d",&a,&b);
if(a<b)
{ t=b; b=a; a=t;
}
r=a%b; n=a*b;
while(r!=0)
{ a=b; b=r; r=a%b;
}
printf(“这两个数的最大公约数为%d,最小公倍数为%d\n”,b,n/b);}