Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(void) {
  long long i, A, B, C, x, y, answer=5000000000, result;
  cin >> A >> B >> C >> x >> y;
  for (i=1; i <= 100000; ++i) {
    result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
    answer = min(answer, result);
  }
  cout << answer << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:16: error: unable to find numeric literal operator 'operator""C'
    7 |     result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
      |                ^~
a.cc:7:22: error: no matching function for call to 'max(int, long long int)'
    7 |     result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
      |                   ~~~^~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 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:7:22: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
    7 |     result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
      |                   ~~~^~~~~~~~
/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:7:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
    7 |     result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
      |                   ~~~^~~~~~~~
a.cc:7:36: error: no matching function for call to 'max(int, long long int)'
    7 |     result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
      |                                 ~~~^~~~~~~~
/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:7:36: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
    7 |     result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
      |                                 ~~~^~~~~~~~
/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
/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:7:36: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
    7 |     result = i*2C+max(0, x-i)*A+max(0, y-i)*B;
      |                                 ~~~^~~~~~~~