#include <bits/stdc++.h>
using namespace std;
int main(){
	char s[100],a[100],b[100];
	gets(s);
	int l,i;
	for(i=0;s[i]!=',';i++){
		a[i]=s[i];	
	}
	for(l=0;s[i]!='\0';i++){
		b[l]=s[i+1];
		l++;	
	}
	cout<<b<<','<<a;
	return 0;
	}

/**************************************************************
	Problem: 1116
	User: fzy001
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/