#include<stdio.h>
int main()
{
int n,m,gys,gbs;
int gcd(int a, int b);
int lcm(int a, int b);
scanf("%d%d",&n,&m);
gys=gcd(n,m);
gbs=lcm(n,m);
printf("%d %d\n",gys,gbs);
return 0;
}
int gcd(int a, int b)
{
int u,v,r;
u=a;
v=b;
while(v!=0)
{
r=u%v;
u=v;
v=r;
}
return u;
}
int lcm(int a,int b)
{
int i;
for(i=1;i<=a*b;i++)
{
if(i%a==0&&i%b==0)
{break;}
}
return i;
}
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