foo.cpp: In function 'int main()':
foo.cpp:49:29: error: name lookup of 'i' changed for ISO 'for' scoping [-fpermissive]
  cout<<s[max].name<<"\n"<<s[i].mon<<"\n"<<N<<endl;
                             ^
foo.cpp:49:29: note: (if you use '-fpermissive' G++ will accept your code)