Problem	missingnumber
User	Usu
Submission Time	2026-02-08 19:48:36
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

missingnumber.cpp: In function ‘int main()’:
missingnumber.cpp:14:8: error: no match for ‘operator!=’ (operand types are ‘int’ and ‘std::deque<int>::iterator’ {aka ‘std::_Deque_iterator<int, int&, int*>’})
14 | if (i!=k.begin()) cout << i;
| ~^~~~~~~~~~~
| | |
| int std::deque<int>::iterator {aka std::_Deque_iterator<int, int&, int*>}
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from missingnumber.cpp:1:
/usr/include/c++/9/bits/regex.h:1037:5: note: candidate: ‘template<class _BiIter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)’
1037 | operator!=(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/9/bits/regex.h:1037