PENGULANGAN 3 KALI

public class bansal{
    public static void main(String [] args){
        String kal1="STMIK BANISALEH";
        String kal2="PEMPROGRAMAN";
        int i,j;
        for(i=1;i<=3;i++){
            System.out.println(" ");
            System.out.println(kal1);
            for(j=1;j<=3;j++){
                System.out.println(kal2);
            }
        }
    }
}

PERTAMBAHAN

public class tambah{
    public static void main (String[] args){
        int [] data1={0,1,2,3,4,5};
        int [] data2={0,1,2,3,4,5};
        int jum,i,j;
        System.out.println("+ 0 1 2 3 4 5");
        System.out.println("--------------");
        for(i=0;i<=5;i++){
            System.out.print(i);
            for(j=0;j<=5;j++){
                jum=data1[i]+data2[j];
                System.out.print(" "+jum);
            }
           System.out.println(" ");
        }
    }
}

QUIZZZZZ

import java.util.Scanner;
public class dhiyay {
    public static void main(String[] args){
        Scanner input=new Scanner(System.in);
        garis();
        System.out.println("            MENU PILIHAN                  ");
        garis();
        System.out.println("1. Menhitung Nilai Mahasiswa");
        System.out.println("");
        System.out.println("2. Exit");
        garis();
        System.out.println("");
        System.out.print("Anda pilih no   :");
        int pilih=input.nextInt();

        switch(pilih){
            case 1:{

                int[] npm=new int[20];
                String[] nama=new String[20];
                String[] jur=new String[20];
                String[] mk=new String[20];
                int[] n_tgas=new int[20];
                int[] n_uts=new int[20];
                int[] n_uas=new int[20];


                garis();
                System.out.println("    MENGHITUNG NILAI MAHASISWA");
                garis();
                System.out.println("");
                System.out.print("Masukan jumlah data ="); int n=input.nextInt();

                for(int i=1;i<=n;i++){
                    System.out.println("Data ke"+i +":");
                    System.out.print("NPM           :"); npm[i]=input.nextInt();
                    System.out.print("Nama          :"); nama[i]=input.next();
                    System.out.print("Jurusan       :"); jur[i]=input.next();
                    System.out.print("Mata Kuliah   :"); mk[i]=input.next();
                    System.out.print("Nilai tugas   :"); n_tgas[i]=input.nextInt();
                    System.out.print("Nilai UTS     :"); n_uts[i]=input.nextInt();
                    System.out.print("Nilai UAS     :"); n_uas[i]=input.nextInt();
                    double rata=(n_tgas[i]+n_uts[i]+n_uas[i])/3;
                    System.out.println("Nilai rata-rata ="+rata);

                }
                break;
                }
        default:System.exit(0);
        }
        }
static void garis(){
        System.out.println("==========================================");
    }
}

AKAR DAN KUADRAT

import java.io.*;
class akar_dan_kuadrat
{
public static void main(String[] args) throws Exception
{
String angka;
int a,b,c;
double akar,kuadrat;
DataInputStream dis = new DataInputStream (System.in);
System.out.println("Masukan Angka :");
angka=dis.readLine();
a=Integer.parseInt(angka);
kuadrat=Math.pow(a,2);
akar=Math.sqrt(a);
System.out.println("Kuadrat :"+kuadrat);
System.out.println("Akar : " +akar);
}
}

MENCARI KUADRAT

import java.util.Scanner;
public class kuadrat{
    public static void main (String [] args){
        Scanner input= new Scanner(System.in);
        garis();
        System.out.println("       MENU PILIHAN   ");
        garis();
        System.out.println("1. MENGHITUNG KUADRAT");
        System.out.println("");
        System.out.println("2. EXIT");
        garis();
          System.out.println("Anda pilih nomor :");
          int pil=input.nextInt();
          switch (pil){
              case 1:{
                   System.out.println(" Menghitung mahasiswa");
                     System.out.println("Masukan datanya :");

                 int n=input.nextInt();
         int[]data=new int[10];
         for(int i=1;i<=n;i++){
              System.out.println("Data ke"+i+"=");

              System.out.println("angka :"); int angka=input.nextInt();
            
              int kuadrat = angka*angka;
               System.out.println("hasil kuadrat :" +kuadrat);
               System.out.println(" ");

             
         }
         break;
              }
              default:System.exit(0);
          }}
    static void garis(){
        System.out.println("--------------------------");

                         }


         }