Program for Factorial in Java

Here you will get a program for factorial in java.

We can discover factorial of any number by duplicating it with every one of the numbers underneath it.

For instance, factorial of 4 is 432*1 = 24.

Program

package com;
 
import java.util.Scanner;
 
class Factorial
{
	public static void main(String...s)
	{
		int n,fac=1,i;
		Scanner sc = new Scanner(System.in);
		
		System.out.println("Enter a number: ");
		n = sc.nextInt();
		
		for(i=1;i<=n;i++)
			fac*=i;
		
		System.out.println("\nFactorial = "+fac);
	
		sc.close();
	}
}

Output

Enter a number:
6

Factorial = 720