#include<iostream>
using namespace std;
class sample{
public:int v;sample(int n):v(n){}sample(const sample & c){v=2*c.v;}
};
int main(){sample a(5);sample b=a;cout<<b.v;return 0;
}
#include<iostream>
using namespace std;
class sample{
public:int v;sample(int n):v(n){}sample(const sample & c){v=2*c.v;}
};
int main(){sample a(5);sample b=a;cout<<b.v;return 0;
}