#include <iostream>
using namespace std;
int main()
{
	int a,b,t;
	cin >> a>>b;
	if(a>b)
	{
		t = a;
		a = b;
		b = t;
	}
	cout << a<<" "<< b;
 } 
/**************************************************************
	Problem: 1419
	User: xiaomingze
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/