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

/**************************************************************
	Problem: 1675
	User: yangjunwen
	Language: C++
	Result: Accepted
	Time:6 ms
	Memory:2072 kb
****************************************************************/