CONTOH PROGRAM JAVA

1.       PROGRAM SEGITIGA SAMA SISI

 sintaks :

// program segitiga sama sisi

import javax.swing.*;

public class pjavast

{

        public static void main(String args[])

        {

                        String tinggi = "";

                        tinggi = JOptionPane.showInputDialog("Masukkan tinggi segitiga : ");

                        int t = Integer.parseInt(tinggi);

                        for(int x=1;x<=t;x++){

                                        for(int y=1;y<=x;y++){

                                                        System.out.print("X");

                                        }

                                        System.out.print("\n");

                        }

        }

}

Ø  Hasil compile :

2.       PROGRAM SEGITIGA SAMA SISI

 sintaks :

// program segitiga sama sisi

import javax.swing.*;

public class tugasjava3

{

                public static void main(String[] args)

                {

                                String tinggi = "";

                                tinggi = JOptionPane.showInputDialog("Masukkan tinggi segitiga : ");

                                int a = Integer.parseInt(tinggi);

                                for(int x=1;x<=a;x++)

                                {

                                                for(int y=1;y<=x;y++)

                                                {

                                                                System.out.print("alanPRO");

                                                }

                                                System.out.print("\n");

                                }

                }

}

Ø  Hasil compile

3.       PROGRAM SEGITIGA SIKU-SIKU

 sintaks :

// Program Segitiga siku-siku

public class tugasjava2

{

                public static void main(String[] args)

                {

                                int baris = 10;

                                for (int n=0; n<baris; n++)

                                {

                                                for (int y=0; y<=n; y++)

                                                                System.out.print("x ");

                                                                System.out.println();

                                }

                }

}

Ø  Hasil compile :

4.       PROGRAM  SEGITIGA SAMA SISI

 sintaks :

//Program Segitiga sama sisi

public class tugasjava1

{

                public static void main (String[] args)

                {

                                int n = 25;

                                for(int a=1; a<=n; a++)

                                {

                                                for(int b=n; b>a; b--)

                                                {

                                                                System.out.print(" ");

                                                }

                                                for(int c=1; c<=a; c++)

                                                {             

                                                                System.out.print("@ ");

                                                }

                                                                System.out.println();

                                               

                                }

                                System.out.println();

                                System.out.print("baris = " + n);              

                }

}

Ø  Hasil compile :

5.       PROGRAM SIKU-SIKU KANAN BAWAH/KE ATAS

 sintaks :

//Program Segitiga sama sisi

public class tugasjava1

{

                public static void main (String[] args)

                {

                                int n = 25;

                                for(int a=1; a<=n; a++)

                                {

                                                for(int b=n; b>a; b--)

                                                {

                                                                System.out.print(" ");

                                                }

                                                for(int c=1; c<=a; c++)

                                                {             

                                                                System.out.print("@ ");

                                                }

                                                                System.out.println();

                                               

                                }

                                System.out.println();

                                System.out.print("baris = " + n);

                }

}

Ø  Hasil compile :

6.       PROGRAM SIKU-SIKU KANAN ATAS/KEBAWAH

 sintaks :

// Program Siku-siku Kanan Atas/kebawah

public class tugas3

{

                public static void main(String[] args)

                {

                                int tingkat = 6, temp = tingkat;

                                for(int x=0;x<tingkat;x++)

                                {

                                                for(int y=0;y<x;y++)

                                                {

                                                                System.out.print(" ");

                                                }

                                                for(int z=temp;z>0;z--)

                                                {

                                                                System.out.print("x");

                                                }

                                                temp--;

                                                System.out.print("\n");

                                }             

                }

}

Ø  Hasil compile ;

 

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