(열혈 C++ 프로그래밍) 문제 04-3

C++ 기반의 데이터 입출력

 

 

 

 

 

 

 

문제1

#include <iostream>
using namespace std;

class Point
{
private:
	int xpos, ypos;
public:
	Point(int x, int y) : xpos(x), ypos(y) {}
	void ShowPointInfo() const {
		cout << "[" << xpos << ", " << ypos << "]" << endl;
	}
};

class Circle
{
private:
	Point dot;
	int radius;
public:
	Circle(int x, int y, int r) : dot(x, y), radius(r) {}
	void ShowCircleInfo() const {
		cout << "radius: " << radius << "\n";
		dot.ShowPointInfo();
	}
};

class Ring
{
private:
	Circle innerCircle, outerCircle;
public:
	Ring(int x1, int y1, int r1, int x2, int y2, int r2) : innerCircle(x1, y1, r1), outerCircle(x2, y2, r2) {}
	void ShowRingInfo() {
		cout << "Inner Circle Info...\n";
		innerCircle.ShowCircleInfo();

		cout << "Outer Circle Info...\n";
		outerCircle.ShowCircleInfo();
	}
};

int main(void)
{
	Ring ring(1, 1, 4, 2, 2, 9);
	ring.ShowRingInfo();
	return 0;
}

문제2

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
using namespace std;

namespace COMP_POS {
	enum
	{
		CLERK, SENIOR, ASSIST, MANAGER
	};
	void ShowPositionInfo(int pos)
	{
		switch (pos)
		{
		case CLERK: cout << "사원" << endl;	break;
		case SENIOR: cout << "주임" << endl; break;
		case ASSIST: cout << "대리" << endl; break;
		case MANAGER: cout << "과장" << endl; break;
		}
	}
}

class NameCard {

private:
	char* name;
	char* comp;
	char* pnum;
	int rank;

public:
	NameCard(char* myname, char* mycomp, char* mypnum, int pos) : rank(pos)
	{
		int len = strlen(myname) + 1;
		name = new char[len];
		strcpy(name, myname);

		len = strlen(mycomp) + 1;
		comp = new char[len];
		strcpy(comp, mycomp);

		len = strlen(mypnum) + 1;
		pnum = new char[len];
		strcpy(pnum, mypnum);
	}
	void ShowNameCardInfo() const
	{
		cout << "이름: " << name << endl;
		cout << "회사: " << comp << endl;
		cout << "전화번호: " << pnum << endl;
		cout << "직급: "; COMP_POS::ShowPositionInfo(rank);
		cout << endl;
	}
	~NameCard()
	{
		delete[]name;
		delete[]comp;
		delete[]pnum;
	}
};

int main()
{
	char cle1[] = "Lee";
	char sen1[] = "Hong";
	char ass1[] = "Kim";

	char cle2[] = "ABCEng";
	char sen2[] = "OrangeEng";
	char ass2[] = "SoGoodComp";

	char cle3[] = "010-1111-2222";
	char sen3[] = "010-3333-4444";
	char ass3[] = "010-5555-6666";

	NameCard manClerk(cle1, cle2, cle3, COMP_POS::CLERK);
	NameCard manSENIOR(sen1, sen2, sen3, COMP_POS::SENIOR);
	NameCard manAssist(ass1, ass2, ass3, COMP_POS::ASSIST);
	manClerk.ShowNameCardInfo();
	manSENIOR.ShowNameCardInfo();
	manAssist.ShowNameCardInfo();

	return 0;
}

책 답지에는 생성자 매개변수 자리에 큰따옴표를 써서 문자열을 입력했는데, 내 컴퓨터에서는 이 부분이 에러가 난다..