Program to find Factorial of a number.

import java.util.*;
class Factorial
{
public static void main(String args[])
{
int fact=1;
System.out.println("Enter a Number:");
Scanner f=new Scanner(System.in);
int num=f.nextInt();
for(int i=num;i>0;i--)
{
fact=fact*i;
}
System.out.println("Factorial="+fact);
}
}