#include<stdio.h>
int main()
{
int n
,m
,i
,a
,b
,x
,y
;
scanf("%d %d",&a
,&b
);
if(a
>b
)n
=b
;
else n
=a
;
for(i
=1;i
<=n
;i
++)
{
if(a
%i
==0&&b
%i
==0)
m
=i
;
}
if(a
>b
)x
=b
;
else x
=a
;
for(; ;x
++)
{
if(x
%a
==0&&x
%b
==0)
{
y
=x
;
break;
}
}
printf("%d %d\n",m
,y
);
return 0;
}
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