Nilai Mahasiswa

package test1;

import java.util.Scanner;
/*
 * @author AFR & CKL
 */
public class NilaiMahasiswa {

    public static void main(String[] args) {
        int n = 0, total = 0;
        double rata = 0;
        int[] data = new int[n];
        String[] nama = new String[30];
        String[] npm = new String[10];
        String[] tgl_lahir = new String[10];
        int[] nilai = new int[10];
        int min = 100;
        int max = nilai[0];

        Scanner input = new Scanner(System.in);

        System.out.println("<!=== INPUT DATA MAHASISWA ==!>");
        System.out.print("Masukkan banyaknya data yang ingin diinput : ");
        n = input.nextInt();

        for (int i = 0; i < n; i++) {
            System.out.print("Masukkan Nama : ");
            nama[i] = input.next();
//            nama[i] = input.nextLine();

            System.out.print("Masukkan NPM : ");
            npm[i] = input.next();

            System.out.print("Masukkan Tanggal Lahir [dd/mm/yyyy] : ");
            tgl_lahir[i] = input.next();

            System.out.print("Masukkan Nilai Mahasiswa [0-100] : ");
            nilai[i] = input.nextInt();

            System.out.println("");
            total = total + nilai[i];

            if (nilai[i] > max) {
                max = nilai[i];
            }
            if (nilai[i] < min) {
                min = nilai[i];
            }
            rata = total / n;
        }

        System.out.printf("%s", "No");
        System.out.printf("%7s", "NPM");
        System.out.printf("%13s", "Nama");
        System.out.printf("%25s", "Tanggal Lahir");
        System.out.printf("%9s", "Nilai");
        System.out.println("\n-------------------------------------------------------");

        for (int i = 0; i < n; i++) {
            System.out.print(String.format("%2s    ", i + 1));
            System.out.print(String.format("%5s    ", npm[i]));
            System.out.print(String.format("%-9s     ", nama[i]));
            System.out.print(String.format("%12s    ", tgl_lahir[i]));
            System.out.print(String.format("   %3s", nilai[i]));
            System.out.println("");
        }

        System.out.println("-------------------------------------------------------");
        System.out.println("                                           Total => " + total);
        System.out.println("\nNilai Terkecil   : " + min);
        System.out.println("Nilai Terbesar   : " + max);
        System.out.println("Nilai Rata-Rata  : " + rata);
    }
}