#include<bits/stdc++.h> using namespace std; #define _int long long int main(){ _int n,m,i,j; string str,str1; cin>>n>>str; for(i=2;i<=n;i++){ str1=str; str="#include <iostream>?using namespace std;?int main() {? cout<<"; str+='"'; for(j=0;j<=str1.size();j++){ if(str1[j]=='?'){ str+='"'; str+="<<endl;?"; continue; } if(str1[j-1]=='?'){ str+=" cout<<"; str+='"'; str+='"'; } str+=str1[j]; } str+='"'; str+=""";""?"; str+=" return 0;""?}"; } for(i=0;i<str.size();i++){ if(str[i]=='?'){ cout<<endl; continue; } cout<<str[i]; } return 0; }