#include<bits/stdc++.h>
using namespace std;

int main(){
	int a,b;
	cin>>a>>b;
	if(a<b){
		cout<<a<<" "<<b;
	}else{
		cout<<b<<" "<<a;
	}
	return 0;
}

/**************************************************************
	Problem: 1419
	User: linzihang
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/