1. Asks the user for a grid number and loops until one in the proper range is provided. Denote the grid number as n.

2. Gets grid n

3. Asks the user if they want to print the grid. A single character response of 'Y' or 'y' should cause the grid to be printed. For anything else the grid should not be printed. When printing, you may assume that the elevations are less than 1,000 meters. See the example output.