Language: C++

#include <bits/stdc++.h>//復習必須
#include<iostream>
#include<vector>
#include <cmath>
#include <map>
#include <algorithm>
#include <string>
#define rep(i, n) for (int i = 0; i < n; ++i)
using ll = long long;
using namespace std;
#define P pair<int, int>
const int mod=1e9+7;
int main (){ 
   ll a , b , c, x , y ;
   cin >> a >> b >> c >> x >> y;
 
	
	
	int mn = 1001001001;
 
	int m;
 
	for (int i = 0; i <= max(2*x,2*y); i = i + 2) {
 
		m = i * c + max(x - i/2, 0) * a + max(y - i/2, 0) * b;
		if (mn > m) {
			mn = m;
		}
 
	}
	cout << mn << endl;
 
}

 


Compiler output:
a.cc: In function 'int main()':
a.cc:25:32: error: no matching function for call to 'max(ll, int)'
   25 |                 m = i * c + max(x - i/2, 0) * a + max(y - i/2, 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:25:32: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   25 |                 m = i * c + max(x - i/2, 0) * a + max(y - i/2, 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:25:32: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   25 |                 m = i * c + max(x - i/2, 0) * a + max(y - i/2, 0) * b;
      |                             ~~~^~~~~~~~~~~~
a.cc:25:54: error: no matching function for call to 'max(ll, int)'
   25 |                 m = i * c + max(x - i/2, 0) * a + max(y - i/2, 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:25:54: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   25 |                 m = i * c + max(x - i/2, 0) * a + max(y - i/2, 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:25:54: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   25 |                 m = i * c + max(x - i/2, 0) * a + max(y - i/2, 0) * b;
      |                                                   ~~~^~~~~~~~~~~~