ATARO: Januari 2019

Rabu, 09 Januari 2019
Program perkalian matrix dengan java

Source code
package pert4;
import java.util.*;
/**
 *
 * @author ATARO
 */
public class TUGAS1 {
    public static void main (String args[]){
        Scanner invut = new Scanner(System.in);
        
        //jumlah ordo matriks
        int m,n;
        System.out.println("Perkalian matrix m x n");
        System.out.println("\nMatriks 1");
        System.out.print("Masukkan nilai m :");m = invut.nextInt();
        System.out.print("Masukkan nilai n :");n = invut.nextInt();
        System.out.println("\nperkalian dengan ordo "+m+" x "+n);
        int matriks[][]= new int[m][n];
        
        //input matriks1
        for (int x = 0; x < matriks.length ; x++){
            for (int xx = 0;xx<matriks[x].length;xx++){
                System.out.print("masukkan ("+(x+1)+","+(xx+1)+") = ");
                matriks[x][xx]=invut.nextInt();
            }
            System.out.println();
        }
        //tampil matrik1
        System.out.println("Hasil matrix");
        for (int x = 0; x <= matriks.length-1 ; x++){
            for (int xx = 0;xx<=matriks[x].length-1;xx++){
                System.out.print(matriks[x][xx]+" ");
            }
            System.out.println();
        }
        
        
        //jumlah ordo matriks
        int m2,n2;
        System.out.println("\nMatriks 2");
        System.out.print("Masukkan nilai m :");m2 = invut.nextInt();
        System.out.print("Masukkan nilai n :");n2 = invut.nextInt();
        System.out.println("\nperkalian dengan ordo "+m2+" x "+n2);
        int matriks2[][]=new int[m2][n2];
        //input
        for (int x = 0; x < matriks2.length; x++){
            for (int xx = 0;xx<matriks2[x].length;xx++){
                System.out.print("masukkan ("+(x+1)+","+(xx+1)+") =");
                matriks2[x][xx]=invut.nextInt();
            }
            System.out.println();
        }
        
        //tampil
        System.out.println("Hasil matrix2");
        for (int x = 0; x <= matriks2.length-1 ; x++){
            for (int xx = 0;xx<=matriks2[x].length-1;xx++){
                System.out.print(matriks2[x][xx]+" ");
            }
            System.out.println();
        }
        System.out.println();
        
        //muterin baris menjadi kolom
        System.out.println("Mengubah baris menjadi kolom");
        int matriks2split[][] = new int[n2][m2];
        for (int x = 0; x < n2 ; x++){
            for (int xx = 0;xx<matriks2split[x].length;xx++){
                matriks2split[x][xx]= matriks2[xx][x];
                System.out.print(matriks2split[x][xx]+" ");
            }
            System.out.println();
        }
        System.out.println("\nHasil kali :");
        int hasil=0;
        for (int k=0;k<matriks.length;k++){
            for (int z = 0; z < matriks2split.length ; z++){
                for (int zz = 0; zz < n ; zz++){
                    hasil=hasil+(matriks[k][zz]*matriks2split[z][zz]);
                }
                System.out.print(hasil+" ");
                hasil=0;
            }System.out.println();
        }
    }
}
ATARO

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Rabu, 09 Januari 2019

Program perkalian matrix dengan java
