#include <iostream>
#include <string>
 
struct A
{
private:
	int m_v;
	std::string m_n;
public:
	A(int,std::string);
	A(float);
};
 
A::A(int v,std::string n) : m_v(v),m_n{n} // 1
{
}
 
A::A(float) : A{-1,"float"} // 2
{
 
}
 
int main() {
	A ap(42,"0"); // 3
	A ab{42,"0"}; // 4
 
	A bp = A(42,"0"); // 5
	A bb = A{42,"0"}; // 6
 
	//A cp = (42,"0"); // 7 error
	A cb = {42,"0"}; // 8
 
	A dp = (42,0.0); // 9
	//A dp = {42,0.0}; // 10 error
 
	double pi = 3.1415926535;
	A ep(pi); // 11
	//A eb{pi}; // 12 error
 
	return 0;
}

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