Matrix (Pengurangan Random)
import javax.swing.JOptionPane;
public class matrik8 {
public static void main(String[] args) {
int baris, kolom;
String a=JOptionPane.showInputDialog("masukkan jumlah baris");
baris=Integer.parseInt(a);
String b=JOptionPane.showInputDialog("masukkan jumlah kolom");
kolom=Integer.parseInt(b);
System.out.println("matrik A");
int hasil1[][]=new int[baris][kolom];
for (int i = 0; i < baris; i++) {
System.out.print("|");
for (int j = 0; j < kolom; j++) {
hasil1[i][j]=(int) (10*Math.random());
System.out.print(" "+hasil1[i][j]+" ");}
System.out.println("|");
}
String c=JOptionPane.showInputDialog("masukkan jumlah baris");
baris=Integer.parseInt(c);
String d=JOptionPane.showInputDialog("masukkan jumlah kolom");
kolom=Integer.parseInt(d);
System.out.println("matrik B");
int hasil2[][]=new int[baris][kolom];
for (int i = 0; i < baris; i++) {
System.out.print("|");
for (int j = 0; j < kolom; j++) {
hasil2[i][j]=(int)(10*Math.random());
System.out.print(" "+hasil2[i][j]+" ");}
System.out.println("|");
}
System.out.println("Hasil matrik");
int hasil3[][]=new int[baris][kolom];
for (int i = 0; i < baris; i++) {
System.out.print("|");
for (int j = 0; j < kolom; j++) {
hasil3[i][j]= hasil1[i][j]-hasil2[i][j];
System.out.print(" "+hasil3[i][j]+" ");}
System.out.println("|");
}
}
}
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