.
├── xframework
│ ├── MyBacktrackDriver.java
│ ├── XBacktrackFailure.java
│ ├── XBacktrackProblem.java
│ ├── XBacktrackResult.java
│ └── XBacktrackSuccess.java
├── xsudoku
│ ├── MySudoku.java
│ ├── XImmutableCell.java
│ ├── XMutableCell.java
│ └── XSudokuCell.java
└── yknightstour
4 directories, 10 files
tree v2.1.1 © 1996 - 2023 by Steve Baker and Thomas Moore
HTML output hacked and copyleft © 1998 by Francesc Rocher
JSON output hacked and copyleft © 2014 by Florian Sesser
Charsets / OS/2 support © 2001 by Kyosuke Tokoro