// in the name of GOD
#include <iostream>
#include <string>
class Base
{
public :
Base(std::string name);
};
Base::Base(std::string name)
{
std::cout<<"Hello "<<name;
}
class Child: public Base
{
public :
Child(std::string username="defaultvalue");
};
Child::Child(std::string name):Base(name)
{}
int main()
{
std::string name = "rukee";
Child c(name);
}
Ly8gaW4gdGhlIG5hbWUgb2YgR09ECiNpbmNsdWRlIDxpb3N0cmVhbT4KI2luY2x1ZGUgPHN0cmluZz4KCmNsYXNzIEJhc2UKewpwdWJsaWMgOgoJQmFzZShzdGQ6OnN0cmluZyBuYW1lKTsKfTsKQmFzZTo6QmFzZShzdGQ6OnN0cmluZyBuYW1lKQp7CglzdGQ6OmNvdXQ8PCJIZWxsbyAiPDxuYW1lOwp9CgpjbGFzcyBDaGlsZDogcHVibGljIEJhc2UKewpwdWJsaWMgOgoJQ2hpbGQoc3RkOjpzdHJpbmcgdXNlcm5hbWU9ImRlZmF1bHR2YWx1ZSIpOwp9OwpDaGlsZDo6Q2hpbGQoc3RkOjpzdHJpbmcgbmFtZSk6QmFzZShuYW1lKQp7fQoKaW50IG1haW4oKQp7CglzdGQ6OnN0cmluZyBuYW1lID0gInJ1a2VlIjsKCUNoaWxkIGMobmFtZSk7CgkKfQ==