题解 | #补全构造方法#
补全构造方法
http://www.nowcoder.com/practice/d3fa8fb4caf449b0809528fe569dbbc6
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); while (scanner.hasNextInt()) { int x = scanner.nextInt(); int y = scanner.nextInt(); int z = scanner.nextInt(); Sub sub = new Sub(x, y, z); System.out.println(sub.calculate()); } } } class Base { private int x; private int y; public Base(int x, int y) { this.x = x; this.y = y; } public int getX() { return x; } public int getY() { return y; } } class Sub extends Base { private int z; public Sub(int x, int y, int z) { //write your code here super(x,y);//父类 this.z=z; } public int getZ() { return z; } public int calculate() { return super.getX() * super.getY() * this.getZ(); } }