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#include<bits/stdc++.h>
using namespace std;int main(){string s="",t;int k=3;while(k--){getline(cin,t);s+=t;}for(int i=2;i<s.size();i++)if(s[i]!='a'){cout<<i<<endl<<"\"a\""<<endl<<"\""<<s[i]<<"\""<<endl;return 0;}return 0;}