Problem	xmas
User	ruu202
Submission Time	2026-02-17 14:20:53
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

xmas.cpp: In function ‘int main()’:
xmas.cpp:24:14: error: no match for ‘operator<<’ (operand types are ‘std::ostream’ {aka ‘std::basic_ostream<char>’} and ‘__gnu_cxx::__normal_iterator<int*, std::vector<int> >’)
24 | cout << index << "\n";
| ~~~~ ^~ ~~~~~
| | |
| | __gnu_cxx::__normal_iterator<int*, std::vector<int> >
| std::ostream {aka std::basic_ostream<char>}
In file included from /usr/include/c++/9/iostream:39,
from xmas.cpp:3:
/usr/include/c++/9/ostream:108:7: note: candidate: ‘std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>::__ostream_type& (*)(std::basic_ostream<_CharT, _Traits>::__ostream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_ostream<_CharT,