MENCARI JUMLAH PADA FOR

inputan

public class FOR{
    public static void main (String [] args){
       int a = 0;
       for (int i = 1; i<6; i++){
           int j= i*2;
           System.out.print(j+"+");

           a= a+j;
           if (j == 10){
               System.out.print(" = ");
               System.out.print (a);}
           }
       }}





outputnya 

2+4+6+8+10+ = 30

BINTANG 5 DAN 6

-Input Bintang_5-

public class tugas_bintang5 {
public static void main (String [] args){
    int baris,m;
    for(int i=1;i<=7;i++){
        if(i<5){
        for (int j=1;j<=4;j++){
            if (j<=i)
                System.out.print("*");
            else
                System.out.print(" ");
        }}
        else{
            for (int j=1;j<=4;j++){
                m=i+j;
                if(m<=8)
                    System.out.print("*");
            else
                System.out.print(" ");

            }
        }
        System.out.println();
        }
    }

}



-Output-

*  
** 
*** 
****
*** 
** 
*  



-Input Bintang_6-

public class tugas_bintang6 {
public static void main (String [] args){
    int baris,m,x,y,n;
    for(int i=1;i<=7;i++){
        if(i<=4){
        for (int j=1;j<=7;j++){
            if (j<=4){
                m=i+j;
                if (5<=m)
                System.out.print("*");
            else
                System.out.print(" ");
        }
        else{
                x=j-3;
                if(x<=i)
                     System.out.print("*");
            else
                System.out.print(" ");
        }
        }}
        else
            for (int j=1;j<=7;j++){
               if(j<=4){
               y=i-3;
               if(y<=j)
                    System.out.print("*");
            else
                System.out.print(" ");
               }
               else{
                   x=j-3;
                   y=i-3;
                   n=x+y;
                   if(n<=5)
                        System.out.print("*");
            else
                System.out.print(" ");
                  
            }
        }
        System.out.println();
        }
    }

}





-Output-

     *  
   *** 
 ***** 
*******
 ***** 
   *** 
     *  

BINTANG 3 DAN 4

-Inputan Bintang_3-

import javax.swing.*;
public class tugas_bintang3 {
public static void main (String [] args){
    int baris,x,y;
    baris=Integer.valueOf(JOptionPane.showInputDialog("Masukan banyak bintang?"));
    x=baris+1;
    for(int i=1;i<=baris;i++){
        for (int j=1;j<=baris;j++){
            y=i+j;
            if (x<=y)
                System.out.print("*");
            else
                System.out.print(" ");
        }
        System.out.println();
        }
    }

}


-Output-
     *
   **
  ***
****



-Input Bintang_4-

import javax.swing.*;
public class tugas_bintang4 {
public static void main (String [] args){
    int baris;
    baris=Integer.valueOf(JOptionPane.showInputDialog("Masukan banyak bintang?"));
    for(int i=1;i<=baris;i++){
        for (int j=1;j<=baris;j++){
            if (i<=j)
                System.out.print("*");
            else
                System.out.print(" ");
        }
        System.out.println();
        }
    }

}



-Output-
****
 ***
  **
   *

BINTANG 3 DAN 4

-Inputan Bintang_3-

import javax.swing.*;
public class tugas_bintang3 {
public static void main (String [] args){
    int baris,x,y;
    baris=Integer.valueOf(JOptionPane.showInputDialog("Masukan banyak bintang?"));
    x=baris+1;
    for(int i=1;i<=baris;i++){
        for (int j=1;j<=baris;j++){
            y=i+j;
            if (x<=y)
                System.out.print("*");
            else
                System.out.print(" ");
        }
        System.out.println();
        }
    }

}


-Output-
     *
   **
  ***
****



-Input Bintang_4-

import javax.swing.*;
public class tugas_bintang4 {
public static void main (String [] args){
    int baris;
    baris=Integer.valueOf(JOptionPane.showInputDialog("Masukan banyak bintang?"));
    for(int i=1;i<=baris;i++){
        for (int j=1;j<=baris;j++){
            if (i<=j)
                System.out.print("*");
            else
                System.out.print(" ");
        }
        System.out.println();
        }
    }

}



-Output-
****
 ***
  **
   *

KAMUS 2

import java.util.Scanner;
public class kamus {
    public static void main(String [] args){
       Scanner Input=new Scanner(System.in);
       String [][]kata = {{"ONE","SATU"},{"COW","SAPI"},{"RUN","LARI"},{"RED","MERAH"},{"MAN","ORANG"}};
       String katadicari;
       System.out.print("kata yang dicari = ");
       katadicari = Input.next();
       int i,k;
       k=-1;
       for(i=0;i<5;i++)
       {
           if (kata[i][0].equals(katadicari.toUpperCase()))
           {
               k=1;
           }
       }
       if (k==-1)
       {
           System.out.println("kata yang di cari tidak di temukan");
       }
       else
       { System.out.println("Terjemahan = 1"+kata[k][1]);
           }
       }
    }

BINTANG 1 DAN BINTANG 2

-Inputan bintang_1-

import javax.swing.*;
public class tugas_bintang1 {
public static void main (String [] args){
    int x;
    x=Integer.valueOf(JOptionPane.showInputDialog("Masukan banyak bintang?"));
    for(int i=1;i<=x;i++){
        for (int j=1;j<=x;j++){
            if (j<=i)
                System.out.print("*");
            else
                System.out.print(" ");
        }
        System.out.println();
        }
    }

}


-output-
*  
** 
*** 
****



-Inputan Bintang_2-

import javax.swing.*;
public class tugas_bintang2 {
public static void main (String [] args){
    int baris,x,y;
    baris=Integer.valueOf(JOptionPane.showInputDialog("Masukan banyak bintang?"));
    x=baris+1;
    for(int i=1;i<=baris;i++){
        for (int j=1;j<=baris;j++){
            y=i+j;
            if (y<=x)
                System.out.print("*");
            else
                System.out.print(" ");
        }
        System.out.println();
        }
    }

}


-Output-
****
*** 
** 
*  

BUAT JAVA

public class loop{
public static void main (String [] args){
int a = 0;
... for (int i = 1; i<6; i++){
int j= i*2;
System.out.print(j+"+");

a= a+j;
if (j == 10){
System.out.print("=");
System.out.print (a);}
}
}}

BUAT KAMUS DENGAN NETBAENS

  import javax.swing.*;
    class main{
    /**
    * @param args the command line arguments
    */
    public static void main(String[] args) {
    // TODO code application logic here
    int [] nomor = {1,2,3,4,5};
    String [] Nama = {"Satu","Sapi","Lari","Merah","Orang"};
    String [] Kamus = {"One","Cow","Run","Red","Man"};
    System.out.println( "Daftar Kamus" );
    System.out.println("No Kata" );
    for(int i=0;i<5;i++)
    System.out.println((i+1) + "  " + Nama[i]);
    JOptionPane.showMessageDialog(null, "KAMUS  indonesia - inggris", "Informasi", JOptionPane.INFORMATION_MESSAGE);
    int hasil;
    do {
    hasil = Integer.valueOf(JOptionPane.showInputDialog("masukan angka :" ));
    if (hasil==nomor[0]){
    JOptionPane.showMessageDialog(null, Nama[0] + " Bahasa Inggrisnya " + Kamus[0]);
    }
    if (hasil==nomor[1]){
    JOptionPane.showMessageDialog(null, Nama[1] +"Bahasa Inggrisnya " + Kamus[1]);
    }
    if (hasil==nomor[2]){
    JOptionPane.showMessageDialog(null, Nama[2] +" Bahasa Inggrisnya " + Kamus[2]);
    }
    if (hasil==nomor[3]){
    JOptionPane.showMessageDialog(null, Nama[3] +" Bahasa Inggrisnya " + Kamus[3]);
    }
    if (hasil==nomor[4]){
    JOptionPane.showMessageDialog(null, Nama[4] +" Bahasa Inggrisnya " + Kamus[4]);
    }    }
    while (JOptionPane.showConfirmDialog(null, "Mau Coba lagi ?" )
    ==JOptionPane.YES_NO_OPTION);
    }    }