#include<bits/stdc++.h>
using namespace std;
int main(){
	string a;
	cin>>a;
	cout<<a.substr(a.find(',')+1,a.size())<<",";
	cout<<a.substr(0,a.find(','));
	return 0;
}
/**************************************************************
	Problem: 1116
	User: panyuchen
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2076 kb
****************************************************************/