The files in this directory are compiled with 'ocamlbuild' 0.12.0 or 0.14.0, with 'Ocaml' 4.07 or 4.09 (as respectively tested).

To compile:
>> ocamlbuild sudoku.native

and to run:
>> ./sudoku.native

this will run all problems in 'puzzles.sdk' starting from 0.

To choose a specific problem, edit the function 'main()' in sudoku.ml.

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The file descriptions and dependencies are as follows:

>sudoku.ml -- sudoku encoding, program start
 >cdcl.ml -- cdcl algorithm
  >graphs.ml -- dependency graph
   >formulas.ml -- literals, clauses, formulas, and models
    >utility.ml -- list, string, and option operations
>puzzles.sdk -- sudoku puzzles
>output.txt -- output with running time of each sudoku puzzle
>report.pdf -- project report
>README -- this file