lab-03:

Throw an exception for values over 16 since it will cause an integer overflow.
	The Exception message is used in main the same is for -ve values.

lab-03/src/Factorials.java

@@ -25,6 +25,7 @@ public class Factorials{
 
     private static int factorial(int value) throws IllegalArgumentException {
         if (value < 0) throw new IllegalArgumentException("Can not calculate a negative factorial");
+        if (value > 16) throw  new IllegalArgumentException("Can not calculate factorials for value over 16");
         for (int i = value - 1; i > 0; i--){
             value *= i;
         }