C-Study/example 7-9.cpp at master · ReneLee95/C-Study · GitHub

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#include <iostream>
using namespace std;

class Power{
	int kick;
	int punch;
	public:
		Power(int kick = 0,int punch =0)
		{
			this->kick=kick;
			this->punch=punch;
		}

		void show();
		bool operator! ();
};

void Power::show()
{
	cout << "kick = " << kick <<',' << "punch = "<<punch <<endl;
}

bool Power::operator!()
{
	if(kick ==0 && punch == 0)
	{
		return true;
	}
	else
	{
		return false;
	}
}

int main()
{
	Power a(0,0),b(5,5);
	if(!a)
	{
		cout << "a의 파워 0 "<<endl;
	}
	else
	{
		cout << "a파워 0 아님"<<endl;
	}
	if(!b)
	{
		cout<< "b의 파워 0이다"<<endl;
	}
	else
	{
		cout<<"b의 파워 0이 아니다" <<endl;
	}
}