Extra Credit

	Weighted Graph
	
		1 pt Add to output file the total distance travelled
		
		
	External Methods
	
		NOTE:  For the purpose of this assignment, your block size is limited to 3 records.
			All storage arrays must also be limited to this size
	
		10 pts - Phase 1 Sort
		
			Read the names.txt file 3 records at a time
				Load the 3 records into and array
				Sort the array
				Write the array to another file
				
		15 pts - Phase 2 Merge Sort
		
			Read the output file from Phase 1 and merge sort according to the
			3-array process outlined in the lecture notes.