1// Aim: Program to perform Exception Handling operations (ClassNotFoundException and IllegalArgumentException).
2public class ClassnotfoundexceptionAndIllegalargumentexception {
3
4    public static void main(String[] args) {
5        try {
6            loadClass("anything");
7        } catch (ClassNotFoundException e) {
8            System.out.println("Class not found: " + e.getMessage());
9        }
10
11        try {
12            checkNumber(-1);
13        } catch (IllegalArgumentException e) {
14            System.out.println("Illegal argument: " + e.getMessage());
15        }
16    }
17
18    public static void loadClass(String className) throws ClassNotFoundException {
19        Class.forName(className);
20    }
21
22    public static void checkNumber(int number) {
23        if (number < 0) {
24            throw new IllegalArgumentException("Number must be non-negative");
25        }
26    }
27}