import javax.swing.JOptionPane;

public class Aritmetik1B
{  public static void main(String[] args) 
         {
         int sayi1=1;
         int sayi2=2;
         sayi1+=sayi2;
         String s="sayi1+= : "+ sayi1+"\n";
         sayi1-=sayi2;
         s+="sayi1-= : "+ sayi1+"\n";
         sayi1*=sayi2;
         s+="sayi1*= : "+ sayi1+"\n";
         sayi1/=sayi2;
         s+="sayi1/= : "+ sayi1;
         JOptionPane.showMessageDialog(null,s);
         }
}



