Factorial – Java Program

Here is a simple Java Program that takes a number from user and prints its factorial.

Screen Shot 2018-04-12 at 10.45.01 PM

 
import java.util.Scanner;

public class factorial {
public static void main(String args[])
{
Scanner scan = new Scanner(System.in);
System.out.println("Enter a number for factorial: ");
int a = scan.nextInt();
int fac = 1;

for (int i = 1; i<=a; i++)
{

fac = fac * i;
}
System.out.println(fac);

}
}

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