#include<bits/stdc++.h>
using namespace std;
char a[500];
int s;
char a1;
char b1;
char c1;
int main()
{
	while(cin>>a[s])
	{
		s++;
	}
	
	for(int i=0;i<strlen(a);i+=5)
	{
		if(a[i]==a[i+3]&&a[i]=='a'){a1='0';}
		else if(a[i]==a[i+3]&&a[i]=='b'){b1='0';}
		else if(a[i]==a[i+3]&&a[i]=='c'){c1='0';}
		else if(a[i]!=a[i+3]&&a[i]=='a'){a1=a[i+3];}
		else if(a[i]!=a[i+3]&&a[i]=='b'){b1=a[i+3];}
		else if(a[i]!=a[i+3]&&a[i]=='c'){c1=a[i+3];}
	}
	cout<<a1<<" "<<b1<<" "<<c1;
	return 0;
}