Added README and .gitignore
First try that save fallen board in Board, but it's not working.
Added Board::heuristic() and test code(using input4.txt).
heuristic done.
Added Readme.
Added commit and issues of heuristic in README.
fix bugs
Heuristic fixed. with proper distance computation and return 0 when all gems cleared.
Merge pull request #1 from fei6409/jer

Heuristic fixed. with proper distance computation and return 0 when all ...
Removed debuging files and functions
Merge branch 'master' of github.com:fei6409/PDPfinal
Removed debugging function in MoveStone.cpp
minor fix
optimization
optimization
minor fix, unparallelized
add pathArray[x][y] = IDA*(...)
add stack[] to fit parallelization