第十二周作业
Posted 武銘健
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1.
package School.Day11; public class Point { int x; int y; public Point(){ } public Point(int x,int y){ this.x = x; this.y = y; } public void movePoint(int x,int y){ this.x = x; this.y = y; } }
package School.Day11; public class PointTest { public static void main(String[] args){ Point p1 = new Point(5,5); Point p2 = new Point(10,10); p1.movePoint(10,10); p2.movePoint(5,5); System.out.println("p1的坐标是: (" + p1.x + "," + p1.y + ")"); System.out.println("p2的坐标是: (" + p2.x + "," + p2.y + ")"); } }
2.
package School.Day11; public class Rectangle { int length; int width; public Rectangle(){ } public Rectangle(int length,int width){ this.length = length; this.width = width; } public void showAll(){ System.out.println("长是: " + this.length); System.out.println("宽是: " + this.width); System.out.println("面积是: " + this.length * this.width); System.out.println("周长是: " + (this.length + this.width) * 2); } }
package School.Day11; public class RectangleTest { public static void main(String[] args) { Rectangle r = new Rectangle(10,5); r.showAll(); } }
package School.Day11; public class Computer { char color; int cpu; public Computer() { } public Computer(char color, int cpu) { this.color = color; this.cpu = cpu; } public void showAll(){ System.out.println("颜色: " + this.color); System.out.println("型号: " + this.cpu); } }
package School.Day11; public class ComputerTest { public static void main(String[] args) { Computer c = new Computer(\'黑\',9700); c.showAll(); } }
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2017-2018-1 《Linux内核原理与设计》第十二周作业