membuat penjumlahan, pengurangan, perkalian, dan pembagian matriks ordo [2]x[2] pada java netbeans

selamat siang sahabat kreatif, alhamdulilah dari sekian lama gak posting, baru kali ini bisa posting. pada postingan kali ini saya membuat penjumlahn matriks, pengurangan matriks, pembagian matriks dan perkalian matriks. pada postingan ini saya buat terpisah agar mudah di pahani terlebih dahulu. ini adalah percobaan saya saat praktikum struktur data, selamat belajar...

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package TUGAS_2;

/**
 *
 * @author MOHAMAD RAMLI
 * NIM     1310651201
 */
public class matriks_penjumlahan {
   public static void main(String[] args) {
        int a [][]= {{3,2},{4,5}};
        int b [][]= {{5,4},{6,8}};
        int penjumlahan [][]= new int [2][2];
        
        System.out.println("Matriks A");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
                System.out.print(a[i][j]+" ");
                
            }
            System.out.println("");
            
        }
        System.out.println("Matriks B");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
                System.out.print(b[i][j]+" ");
                
            }
            System.out.println("");
            
        }
        System.out.println("Hasil penjumlahan");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
               penjumlahan [i][j]= a[i][j]+b[i][j];
                System.out.print(penjumlahan[i][j]+"  ");
                
            }
            System.out.println("");
            
        }
    }
    
} 

outputnya penjumlahan :

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package TUGAS_2;

/**
 *
 * @author MOHAMMAD RAMLI
 * NIM     1310651201
 */
public class matriks_pengurangan {
    public static void main(String[] args) {
        int [][]a ={{3,4},{5,6}};
        int [][]b ={{2,1},{4,3}};
        int pengurangan [][] = new int [2][2];
        
        System.out.println("Matriks A");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
                System.out.print(a[i][j]+" ");
                
            }
            System.out.println(" ");
            
        }
        System.out.println("Matriks B");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
                System.out.print(b[i][j]+" ");
                
            }
            System.out.println(" ");
            
        }
        System.out.println("hasil pengurangan");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
                System.out.print(a[i][j]-b[i][j]+ " ");
                
            }
            System.out.println(" ");
            
        }
    }
} 

outputnya :

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package TUGAS_2;

/**
 *
 * @author MOHAMMAD RAMLI
 * NIM     1310651201
 */
public class matriks_perkaliaan {
    public static void main(String[] args) {
        
        int a[][]={{1,2},{3,4}};
        int b[][]={{5,6},{7,8}};
        int perkalian [][] = new int [2][2];
        
        System.out.println("Matriks A");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
                System.out.print(a[i][j]+" ");
                
            }
            System.out.println("");
            
        }
        System.out.println("Matriks B");
        for (int i = 0; i < 2; i++) {
            for (int j = 0; j < 2; j++) {
                System.out.print(b[i][j]+" ");
                
            }
            System.out.println("");
            
        }
        System.out.println("Hasil perkalian");
        int satu   =(a[0][0]*b[0][0] + a[0][1]*b[1][0]);
        int dua    =(a[0][0]*b[0][1] + a[0][1]*b[1][1]);
        int tiga   =(a[1][0]*b[0][0] + a[1][1]*b[1][0]);
        int empat  =(a[1][0]*b[0][1] + a[1][1]*b[1][1]);
                System.out.print(satu+" "+dua+" ");
                System.out.println("");
                System.out.print(+tiga+" "+empat+" ");
                
            }
         
        }
  
        
    

outputnya :

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package matriks;

/**
 *
 * @author MOHAMMAD RAMLI
 * NIM     1310651201
 */
public class pembagian {
    public static void main(String[] args) {
      
        int a [][]= {{10,8},{4,6}};
        int b [][]= {{2,4},{8,4}};
        int pembagian [][]= new int [2][2];
        
        System.out.println("Matriks A");
        for (int i = 0; i < pembagian.length; i++) {
            for (int j = 0; j < pembagian.length; j++) {
                System.out.print(a[i][j]+" ");
                
            }
            System.out.println("");
            
        }
        System.out.println("Matriks B");
        for (int i = 0; i < pembagian.length; i++) {
            for (int j = 0; j < pembagian.length; j++) {
                System.out.print(b[i][j]+" ");
                
            }
            System.out.println("");
            
        }
        System.out.println("hasil pembagian :");
        for (int i = 0; i < pembagian.length; i++) {
            for (int j = 0; j < pembagian.length; j++) {
                for (int k = 0; k < pembagian.length; k++) {
                    pembagian [i][j]-= a[i][k]/ b[j][k];
                    
                }
                System.out.print(pembagian[i][j]+" ");
                
            }
            System.out.println("");
           
            
        }
    }
}

outpunya :

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