Hargatanaha.java

import java.text.NumberFormat;
import java.util.Locale;
import java.util.Scanner;

public class HargaTanah {
    public static double hitungHargaMinimal(double NJOP, double panjang, double lebar) {
        double luas = panjang * lebar;
        double hargaMinimal = luas * NJOP;
        return hargaMinimal;
    }

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        // Meminta input dari pengguna
        System.out.print("Masukkan nilai NJOP: ");
        double NJOP = scanner.nextDouble();

        System.out.print("Masukkan panjang tanah (meter): ");
        double panjang = scanner.nextDouble();

        System.out.print("Masukkan lebar tanah (meter): ");
        double lebar = scanner.nextDouble();

        // Memvalidasi input
        if (NJOP <= 0 || panjang <= 0 || lebar <= 0) {
            System.out.println("Nilai NJOP, panjang, dan lebar harus positif.");
            return;
        }

        // Menghitung harga minimal
        double hargaMinimal = hitungHargaMinimal(NJOP, panjang, lebar);

        // Format output sebagai mata uang
        NumberFormat formatter = NumberFormat.getCurrencyInstance(Locale.getDefault());
        String hargaTerformat = formatter.format(hargaMinimal);

        System.out.println("Harga jual minimum tanah adalah: " + hargaTerformat);
    }
}