chapter01 : rect / rectmain

package org.joonzis.ex;

public class Ex01_Rect {
	int width, height;
	
	public Ex01_Rect() {}
	public Ex01_Rect(int width, int height) {
		this.width = width;
		this.height = height;
	}
	void setWidth(int width) {
		this.width = width;
	}
	void setHeight(int height) {
		this.height = height;
	}
	void output() {
		System.out.println("너비 : " + width);
		System.out.println("높이 : " + height);
	}
}

package org.joonzis.ex;

public class Ex01_RectMain {
	public static void main(String[] args) {
		
		Ex01_Rect r = new Ex01_Rect(3, 5);
		r.output();
		
		r.setWidth(8);
		r.setHeight(10);
		r.output();
		
	}
}