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

/**************************************************************
	Problem: 1675
	User: zhangziang
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/