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- Buat class dengan nama Kotak
- public class Kotak {
- protected double panjang;
- protected double lebar;
- protected double tinggi;
- Kotak(int p, int l, int t) {
- panjang = p;
- lebar = l;
- tinggi = t;
- }
- public double hitungVolume() {
- return (panjang * lebar * tinggi);
- }
- }
- Buat class dengan nama KotakPejal
- public class KotakPejal extends Kotak {
- private double berat;
- public KotakPejal(int p, int l, int t, int b) {
- super(p, l, t);
- berat = b;
- }
- public double getBerat() {
- return berat;
- }
- }
- class DemoSuper1 {
- public static void main(String[] args) {
- KotakPejal k = new KotakPejal(6, 5, 4, 2);
- System.out.println("Volume k : " + k.hitungVolume());
- System.out.println("Berat k : " + k.getBerat());
- }
- }
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