Language: C++

#include <iostream>
#include <algorithm>
using namespace std;
int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  int l, N, i=0;
  cin >> N;
  int vec[N];
  int copy[N-1];
  while(cin >> l){
    vec[i] = l;
    i++;
  }
  int max;
  size_t maxIndex;
  
  for(i = 0; i < N; i++){
    for (int j = 0; j < N; j++){
      if (j != i){
    	copy[j] = vec[j];
      }
    }
    sort(begin(copy), end(copy), greater<int>()); // 降順
  	cout << copy[0] << "\n";
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:15: error: no matching function for call to 'begin(int [(N + -1)])'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |          ~~~~~^~~~~~
In file included from /usr/include/c++/14/bits/range_access.h:36,
                 from /usr/include/c++/14/string:53,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/initializer_list:88:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::begin(initializer_list<_Tp>)'
   88 |     begin(initializer_list<_Tp> __ils) noexcept
      |     ^~~~~
/usr/include/c++/14/initializer_list:88:5: note:   template argument deduction/substitution failed:
a.cc:24:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'int*'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |          ~~~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:52:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(_Container&)'
   52 |     begin(_Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/14/bits/range_access.h:52:5: note:   template argument deduction/substitution failed:
a.cc:24:15: note:   variable-sized array type 'int [(N + -1)]' is not a valid template argument
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |          ~~~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:63:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(const _Container&)'
   63 |     begin(const _Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/14/bits/range_access.h:63:5: note:   template argument deduction/substitution failed:
a.cc:24:15: note:   variable-sized array type 'int [(N + -1)]' is not a valid template argument
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |          ~~~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:95:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::begin(_Tp (&)[_Nm])'
   95 |     begin(_Tp (&__arr)[_Nm]) noexcept
      |     ^~~~~
/usr/include/c++/14/bits/range_access.h:95:5: note:   template argument deduction/substitution failed:
a.cc:24:15: note:   variable-sized array type 'long int' is not a valid template argument
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |          ~~~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:113:31: note: candidate: 'template<class _Tp> _Tp* std::begin(valarray<_Tp>&)'
  113 |   template<typename _Tp> _Tp* begin(valarray<_Tp>&) noexcept;
      |                               ^~~~~
/usr/include/c++/14/bits/range_access.h:113:31: note:   template argument deduction/substitution failed:
a.cc:24:15: note:   mismatched types 'std::valarray<_Tp>' and 'int [(N + -1)]'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |          ~~~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:114:37: note: candidate: 'template<class _Tp> const _Tp* std::begin(const valarray<_Tp>&)'
  114 |   template<typename _Tp> const _Tp* begin(const valarray<_Tp>&) noexcept;
      |                                     ^~~~~
/usr/include/c++/14/bits/range_access.h:114:37: note:   template argument deduction/substitution failed:
a.cc:24:15: note:   mismatched types 'const std::valarray<_Tp>' and 'int [(N + -1)]'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |          ~~~~~^~~~~~
a.cc:24:26: error: no matching function for call to 'end(int [(N + -1)])'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |                       ~~~^~~~~~
/usr/include/c++/14/initializer_list:99:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
   99 |     end(initializer_list<_Tp> __ils) noexcept
      |     ^~~
/usr/include/c++/14/initializer_list:99:5: note:   template argument deduction/substitution failed:
a.cc:24:26: note:   mismatched types 'std::initializer_list<_Tp>' and 'int*'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |                       ~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:74:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(_Container&)'
   74 |     end(_Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/14/bits/range_access.h:74:5: note:   template argument deduction/substitution failed:
a.cc:24:26: note:   variable-sized array type 'int [(N + -1)]' is not a valid template argument
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |                       ~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:85:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(const _Container&)'
   85 |     end(const _Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/14/bits/range_access.h:85:5: note:   template argument deduction/substitution failed:
a.cc:24:26: note:   variable-sized array type 'int [(N + -1)]' is not a valid template argument
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |                       ~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:106:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
  106 |     end(_Tp (&__arr)[_Nm]) noexcept
      |     ^~~
/usr/include/c++/14/bits/range_access.h:106:5: note:   template argument deduction/substitution failed:
a.cc:24:26: note:   variable-sized array type 'long int' is not a valid template argument
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |                       ~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:115:31: note: candidate: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
  115 |   template<typename _Tp> _Tp* end(valarray<_Tp>&) noexcept;
      |                               ^~~
/usr/include/c++/14/bits/range_access.h:115:31: note:   template argument deduction/substitution failed:
a.cc:24:26: note:   mismatched types 'std::valarray<_Tp>' and 'int [(N + -1)]'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |                       ~~~^~~~~~
/usr/include/c++/14/bits/range_access.h:116:37: note: candidate: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
  116 |   template<typename _Tp> const _Tp* end(const valarray<_Tp>&) noexcept;
      |                                     ^~~
/usr/include/c++/14/bits/range_access.h:116:37: note:   template argument deduction/substitution failed:
a.cc:24:26: note:   mismatched types 'const std::valarray<_Tp>' and 'int [(N + -1)]'
   24 |     sort(begin(copy), end(copy), greater<int>()); // 降順
      |                       ~~~^~~~~~