#include
int main()
{
int a,b,c;
scanf("%d%d",&a,&b);
if(a>b)
{
c=a;
a=b;
b=c;
}
printf("%d %d",a,b);
return 0;
}

#include
int main()
{
int a,b,c;
scanf("%d%d",&a,&b);
if(a>b)
{
c=a;
a=b;
b=c;
}
printf("%d %d",a,b);
return 0;
}