Factorial Code Example

Factorial.java

		/*
		 *  Factorial
		 *  
		 *    1. Get all factors (1, 2, 3 ... n) of a given number (n).
		 *.   2. Multiply all factors to get the value of the Factorial.
		 *  
		 *  Example:
		 *  
		 *  Factorial of 5:
		 *  !5 = ?
		 *  !5 = 5 * 4 * 3 * 2 * 1 
		 *  !5 = 120
		 *  
		 */
		
		int input = 5;
		int temp = 1;
		
		for (int i=1; i <= input; i++){
			temp = temp * i;
		}
		
		System.out.println("Factorial Result: " + temp);