自己编写的有关于Treeview的控件，开发环境为：Delphi7。基本覆盖Treeview的所有使用方面。-prepared themselves for the Treeview control, development environment : Delphi7. Basic coverage of all Treeview use.

残缺棋盘的覆盖问题的一个残缺棋盘的覆盖问题严格解决的办法-chessboard incomplete coverage of a chessboard incomplete coverage of the strict solution