GCD LCM

#include<stdio.h>
#include<string.h>
int main()
{


    int a,b,d,c;
    scanf("%d %d",&a,&b);
    d=a*b;
    while(a!=0)
    {
        c=a;
        a=b%a;
        b=c;
    }
    printf("%d",b);
    printf("\n%d",d/b);
return 0;
}