Menu Utama

import java.util.Scanner;
public class menu{
    public static void main (String [] args){
        Scanner input= new Scanner(System.in);
        garis();
        System.out.println("       MENU PILIHAN   ");
        garis();
        System.out.println("1. Menghitung rata - rata");
        System.out.println("");
        System.out.println("2. Menghitung bilangan kelipatan 4");
         System.out.println("");
         garis();
          System.out.println("Anda pilih nomor :");
          int pil=input.nextInt();
          switch (pil){
              case 1:{
                   System.out.println(" Menghitung rata - rata");
                   System.out.println("Masukan jumlah data :");

                 int n=input.nextInt();
                int[]data=new int[10];
                for(int i=1;i<=n;i++){
               System.out.println("Data ke"+i+"=");
               data[i]=input.nextInt();
         }
         int jum=0;
         for(int i=1;i<=n;i++){
             jum=jum+data[i];
         }
          System.out.println("Jumlah =" +jum);
          int rata=jum/n;
           System.out.println("Rata rata =" +rata);
           break;
              }
              case 2:{
                     System.out.println("Menghitung keliapatan 4");
                    System.out.println("Dari =");
                    int nilai_awal=input.nextInt();
                     System.out.println("Sampai =");
                     int nilai_akhir=input.nextInt();
                     for (int i=nilai_awal; i<=nilai_akhir;i++){
                         if (i%4==0){
                             System.out.println(i);
                         }
                     }
                     break;
              }
              default:System.exit(0);
          }}
    static void garis(){
        System.out.println("--------------------------");

                         }
         }