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package arraylistlearning;

import java.awt.*;

public class Point3D extends Point {
public int z;

public Point3D(int x, int y, int z) {
super(x,y);
this.z = z;
}

public void move(int x, int y, int z) {
this.z = z;
super.move(x, y);
}

public void translate(int x, int y, int z) {
this.z += z;
super.translate(x, y);
}
}

原文地址:https://www.cnblogs.com/acm-icpcer/p/6536312.html