#include<bits/stdc++.h>
using namespace std;
int main(){
	int a,b;
	cin>>a>>b;
	if(a>b){
		cout<<b<<" "<<a<<endl;
	}
	else if(a<b){
		cout<<a<<" "<<b<<endl;
	}
	else cout<<a<<" "<<b<<endl;
} 
/**************************************************************
	Problem: 1419
	User: xiaojingxuan
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/