foo.cc: In function 'int main()':
foo.cc:8:12: error: no matching function for call to 'max(int, long long int)'
    8 | cout << max(2,n / 2 - 2) << endl;
      |         ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51,
                 from foo.cc:1:
/usr/include/c++/13/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
foo.cc:8:12: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
    8 | cout << max(2,n / 2 - 2) << endl;
      |         ~~~^~~~~~~~~~~~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note:   template argument deduction/substitution failed:
foo.cc:8:12: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
    8 | cout << max(2,n / 2 - 2) << endl;
      |         ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61:
/usr/include/c++/13/bits/stl_algo.h:5795:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5795 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5795:5: note:   template argument deduction/substitution failed:
foo.cc:8:12: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
    8 | cout << max(2,n / 2 - 2) << endl;
      |         ~~~^~~~~~~~~~~~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5805 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note:   template argument deduction/substitution failed:
foo.cc:8:12: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
    8 | cout << max(2,n / 2 - 2) << endl;
      |         ~~~^~~~~~~~~~~~~