#include <stdio.h>
void swap(int *x,int*y);

int main(void){
int x,y;
scanf("%d",&x);
scanf("%d",&y);
swap(&x,&y);
printf("%d\n%d",x,y);
return 0;
}

void swap(int*x,int*y){
int temp;
if(*x<*y)
temp=*x;
*x=*y;
*y=temp;
}