#include<bits/stdc++.h>
using namespace std;
int main()
{int a,b;
cin>>a>>b;
if(a<b)
cout<<a<<" "<<b;
if(a>b)
cout<<b<<" "<<a; 
 return 0;
 }

/**************************************************************
	Problem: 1419
	User: lyy002
	Language: C++
	Result: Accepted
	Time:18 ms
	Memory:2072 kb
****************************************************************/