第七周作业
1.package finish; public class csy { int length; int width; public static void main(String[] args){} public void getArea() { int a=width*length; System.out.println("面积"+a); } public void getPer() { int b=(width+length)*2; System.out.println("周长:"+b); } public void showAll() { System.out.println("宽:"+width); System.out.println("长"+length); getPer(); getArea(); } }
2.package finish; import java.util.Scanner; public class csy { public static void main(String[] args) { // TODO Auto-generated method stub Rectangle r1 = new Rectangle(); Scanner input = new Scanner(System.in); System.out.print("请输入长度:"); r1.length = input.nextInt(); System.out.print("请输入宽度:"); r1.width = input.nextInt(); r1.showAll(); } }