Language: C++

#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;

int main() {
  long N;
  cin >> N;

  vector<bool> flags(8);
  fill(flags.begin(), flags.end(), false);

  long fcnt = 0;
  for (long i = 0; i < N; i++) {
    long a;
    cin >> a;

    long idx = a / 400;
    if (idx >= 8) {
      fcnt++;
      continue;
    }

    flags[idx] = true;
  }

  long ccnt = 0;
  for (long i = 0; i < flags.size(); i++) {
    if (flags[i]) {
      ccnt++;
    }
  }

  cout << max(ccnt, 1) << ' ' << min(ccnt + fcnt, 8) << endl;

  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:34:14: error: no matching function for call to 'max(long int&, int)'
   34 |   cout << max(ccnt, 1) << ' ' << min(ccnt + fcnt, 8) << endl;
      |           ~~~^~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from a.cc:1:
/usr/include/c++/14/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++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:34:14: note:   deduced conflicting types for parameter 'const _Tp' ('long int' and 'int')
   34 |   cout << max(ccnt, 1) << ' ' << min(ccnt + fcnt, 8) << endl;
      |           ~~~^~~~~~~~~
/usr/include/c++/14/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++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:34:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'long int'
   34 |   cout << max(ccnt, 1) << ' ' << min(ccnt + fcnt, 8) << endl;
      |           ~~~^~~~~~~~~
a.cc:34:37: error: no matching function for call to 'min(long int, int)'
   34 |   cout << max(ccnt, 1) << ' ' << min(ccnt + fcnt, 8) << endl;
      |                                  ~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:34:37: note:   deduced conflicting types for parameter 'const _Tp' ('long int' and 'int')
   34 |   cout << max(ccnt, 1) << ' ' << min(ccnt + fcnt, 8) << endl;
      |                                  ~~~^~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:34:37: note:   mismatched types 'std::initializer_list<_Tp>' and 'long int'
   34 |   cout << max(ccnt, 1) << ' ' << min(ccnt + fcnt, 8) << endl;
      |                                  ~~~^~~~~~~~~~~~~~~~