From: chia shushen Subject: 8-Puzzle Back Pointer Problem... Date: Message-ID: <3kig4h$j68@news.umbc.edu>
Hi, I have a question about 8-puzzle problem. 1. Any book or suggestion concerning that; 2. Especially, how to construct a structure of the back pointer, so that it could points back and keeps the solution path which needs to print out? Thanks in advance!! S. Chia