five.java

//	Write a program to compute & print factorial of any given number.
import java.util.Scanner;
public class fifth {
        public static void main(String[] args) {
            Scanner scanner = new Scanner(System.in);
            System.out.print("Enter a non-negative integer: ");
            int num = scanner.nextInt();
            if (num < 0) {
                System.out.println("Factorial is not defined for negative numbers.");
            } else {
                long factorial = 1;
                for (int i = 1; i <= num; i++) {
                    factorial *= i;
                }
                System.out.println("Factorial of " + num + " is: " + factorial);
            }
        }
    }