Language: C++

#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
//typedef ll int;
ll mod = 1000000007;


int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll a, b, c;
    ll ans = -1, first = 0, second = 0;
    ll x, y;
    cin >> a >> b >> c >> x >> y;
    if(2*c <= a && 2*c <= b) first = max(x, y) * 2 * c;
    else if(2*c <= a){
        first += (2*c*x);
        first += max(y-x, 0) * b;
    }
    else if(2 * c <= b){
        first += (2 * c * y);
        first += max(x-y, 0) * b;
    }
    else if(a + b >= 2*c){
        if(x > y){
            first += 2 * c * y;
            first += (x-y)*a;
        }
        else first += 2*c*y + (y-x) * b;
    }
    else first = (a*x + b *y);
    cout << first << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:21: error: no matching function for call to 'max(ll, int)'
   19 |         first += max(y-x, 0) * 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:19:21: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   19 |         first += max(y-x, 0) * 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:19:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   19 |         first += max(y-x, 0) * b;
      |                  ~~~^~~~~~~~
a.cc:23:21: error: no matching function for call to 'max(ll, int)'
   23 |         first += max(x-y, 0) * 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:23:21: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   23 |         first += max(x-y, 0) * 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:23:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   23 |         first += max(x-y, 0) * b;
      |                  ~~~^~~~~~~~