#include <iostream>

using namespace std;


class Circle

{

int radius;

public:

Circle() {radius = 1;}

Circle(int r) {radius=r;}

double getArea() {return 3.14*radius*radius;}

void setArea(int r) {radius=r;}

};



int main()

{

Circle cArray[2][3];

for(int a=0;a<=1;a++)

{

for(int b=0;b<=2;b++)

{

for(int c = 1; c<=6;c++)

{

cArray[a][b].setArea(c);

}

}

}


cArray[0][0].setArea(1);

cArray[0][1].setArea(2);

cArray[0][2].setArea(3);

cArray[1][0].setArea(4);

cArray[0][1].setArea(5);

cArray[0][2].setArea(6);


for(int a=0;a<=1;a++)

{

for(int b=0;b<=2;b++)

{

cout << "Circle [" << a << "," << b << "]의 면적은" << cArray[a][b].getArea() << endl;

}

}

}