Problem 3.14

 Question 3.14: Write a Java Program to Find Factorial of a Number.

Solution:

package com.company;

import java.util.Scanner;

public class Lab03Problem14{

    public static void main(String[] args) {

        Scanner Obj = new Scanner(System.in);

        System.out.print("Enter the size: ");

        int n = Obj.nextInt();

        int sum=1;

        for(int i=1;i<=n;i++){

            sum = sum * i;

        }

        System.out.println("factorial result is: " + sum);

    }

}