public class OrtegorumFunction {  public int computeDiscontinuous(int x) {   int r = 1;   r += x;   if ((x > 4) && (x < 10)) {    r += 2 * x;   } else (x <= 4) {    r += 3 * x;   } else {    r += 4 * x;   }   r += 5 * x;   return r;  }  public static void main(String [] args) {   OrtegorumFunction o = new OrtegorumFunction();   System.out.println("OF(11) is: " + o.computeDiscontinuous(11));  } }