Language: C++

#include<iostream>
#include<cstdio>
#include<algorithm>
using namespace std;
#define nMAX 10000
#define aMAX 1000000


int main(void)
{
  int n,a[aMAX];
  
  do{
    cin >> n;
  }while(n <= 0 || n > nMAX);
  
  for(int i = 0;i < n;i++){
    cin >> a[i];
  }

  long maxv = -1 * aMAX;
  long minv = a[0];
  long sum = 0;

  maxv = -1 * aMAX;
  minv = a[0];
 
  for(int i = 1;i < n;i++){
    maxv = max(maxv,a[i]);
    minv = min(minv,a[i]);
    sum += a[i];
  }

  printf("%ld %ld %ld\n",minv,maxv,sum);
 
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:15: error: no matching function for call to 'max(long int&, int&)'
   29 |     maxv = max(maxv,a[i]);
      |            ~~~^~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 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/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:29:15: note:   deduced conflicting types for parameter 'const _Tp' ('long int' and 'int')
   29 |     maxv = max(maxv,a[i]);
      |            ~~~^~~~~~~~~~~
/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,
                 from a.cc:3:
/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:29:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'long int'
   29 |     maxv = max(maxv,a[i]);
      |            ~~~^~~~~~~~~~~
a.cc:30:15: error: no matching function for call to 'min(long int&, int&)'
   30 |     minv = min(minv,a[i]);
      |            ~~~^~~~~~~~~~~
/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:30:15: note:   deduced conflicting types for parameter 'const _Tp' ('long int' and 'int')
   30 |     minv = min(minv,a[i]);
      |            ~~~^~~~~~~~~~~
/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:30:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'long int'
   30 |     minv = min(minv,a[i]);
      |            ~~~^~~~~~~~~~~