C,C++:생성자 위임

#include <iostream>

using std::cout;
using std::cin;
using std::endl;


class Time {
public:
	Time() :h(0), m(0), s(0) {}

	Time(int s_) :Time() {
		s = s_;
	}

	Time(int m_, int s_) :Time(s_) {
		m = m_;
	}

	Time(int h_, int m_, int s_) : Time(m_, s_) {
		h = h_;
	}

//private:
	int h;
	int m;
	int s;
};


int main()
{
	Time t1;
	Time t2(5);
	Time t3(3, 16);
	Time t4(10, 20, 15);

	cout << "t1 : " << t1.h << " : " << t1.m << " : " << t1.s << endl;
	cout << "t2 : " << t2.h << " : " << t2.m << " : " << t2.s << endl;
	cout << "t3 : " << t3.h << " : " << t3.m << " : " << t3.s << endl;
	cout << "t4 : " << t4.h << " : " << t4.m << " : " << t4.s << endl;
}

t1 : 0 : 0 : 0
t2 : 0 : 0 : 5
t3 : 0 : 3 : 16
t4 : 10 : 20 : 15