#include <iostream>
using namespace std;

int main() {
    int n,a;
	cin>>n>>a;
	if(n<a){
		swap(n,a);
	} 
	cout<<a<<' '<<n;
    return 0;
}
/**************************************************************
	Problem: 1419
	User: fuhoubin
	Language: C++
	Result: Accepted
	Time:17 ms
	Memory:2072 kb
****************************************************************/