SlidePuzzle is a project mainly written in ..., it's free.
スライドパズル GDD2011
環境； node.js v0.4.11 sugar v0.9.5
使い方; 0.準備 mkdir problem ruby pre.rb
解く node puzzle.js [打ち切り時間(ms)] > result.txt
検証 node checkerAll.js result.txt