#include <bits/stdc++.h>
using namespace std;
long long a,b;
int main(){
cin>>a>>b;
if(a>b ){
cout<<b<<" "<<a;
}
else{
cout<<a<<" "<<b;
}
}
/**************************************************************
Problem: 1675
User: chenyichuen
Language: C++
Result: Accepted
Time:8 ms
Memory:2072 kb
****************************************************************/