#include<bits/stdc++.h>
using namespace std;
int main(){
	int p;
    string s;
    getline(cin,s);
    for(int i=0;i<s.size();i++){
    	if(s[i]==','){
    		p=i;
    	}
    }
    cout<<s.substr(p+1,s.size()-p-1)<<","<<s.substr(0,p);
	return 0;
}
/**************************************************************
	Problem: 1116
	User: hongguangxi
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2076 kb
****************************************************************/