#include<bits/stdc++.h>
using namespace std;
int main() {
    int a,b;
    cin>>a>>b;
    if(a>b)swap(a,b);cout<<a<<" "<<b;
    return 0;
}
/**************************************************************
	Problem: 1419
	User: panyuchen
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/