Problem	foreveralone
User	YH
Submission Time	2024-02-10 22:35:40
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

foreveralone.cpp: In function ‘bool in_arr(int*, int)’:
foreveralone.cpp:5:15: error: ‘begin’ was not declared in this scope; did you mean ‘std::begin’?
5 | for (int i : arr) {
| ^~~
| std::begin
In file included from /usr/include/c++/9/string:54,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/ostream:38,
from /usr/include/c++/9/iostream:39,
from foreveralone.cpp:1:
/usr/include/c++/9/bits/range_access.h:105:37: note: ‘std::begin’ declared here
105 | template<typename _Tp> const _Tp* begin(const valarray<_Tp>&);
| ^~~~~
foreveralone.cpp:5:15: error: ‘end’ was not declared in this scope; did you mean ‘std::end’?
5 | for (int i : arr