Menghitung Luas Segitiga Menggunakan JOptionPane di Java

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package programluassegitiga;
import javax.swing.*;
/**
*
* @author Angga
*/
public class LuasSegitiga {

/**
* @param args the command line arguments
*/
public static void main(String[] args) {
// TODO code application logic here
System.out.println(“Program Menghitung luas segitiga :”);

String alas = “”;
alas = JOptionPane.showInputDialog(“Ayuk Masukkan alasnya : “);
int a=Integer.parseInt(alas);

String tinggi = “”;
tinggi = JOptionPane.showInputDialog(“Ayuk Masukkan tingginya : “);
int t=Integer.parseInt(tinggi);

System.out.println (“Alas = “+(a));
System.out.println (“Tinggi = “+(t));
System.out.println (“Luasnya = “+(a*t/2));
System.out.println (“Created By ANGGA”);

}

}