**** Project Two consists of implementing 28.13 at page 1103

**28.13 (4 * 4 16 tails problem) Listing 28.14, NineTail.java, presents a solution for

the nine tails problem. Revise this program for the 4 * 4 16 tails problem.

Note it is possible that a solution may not exist for a starting pattern. If so,

report that no solution exists.