Find The Max Value In A Semi-Sorted Array
	
	/**
	 * Find the max value in an array. The array is "semi-sorted".
	 * 
	 * Here is an example: { 1 3 4 7 9 10 12 13 12 6 3 }
	 * 
	 * As you can see, the array increases and then decreases at one point
(13).
	 * 
	 * */