#include <iostream>
using namespace std;

int main() {
	int a,b;
	cin>>a>>b;
	if(a<b){
		cout<<a<<" "<<b;	
	}else if(a>b){
		cout<<b<<" "<<a;
	}
}

/**************************************************************
	Problem: 1419
	User: panyuchen
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/