#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: xuezihong1
	Language: C++
	Result: Wrong Answer
****************************************************************/