#include <iostream>
using namespace std;
class Cow
{
public:
int id;
Cow()
{
id = 0;
}
void setId(int id)
{
this->id = id;
}
};
void change(int i, Cow cow)
{
cow.setId(i);
}
int main() {
Cow* hemda = new Cow();
change(70, *cow);
cout << hemda->id;
delete hemda;
}
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