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Sudoku/REXX: Difference between revisions
→$SUDOKU.REX: added the original purpose of the REXX program.
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==$SUDOKU.REX==
This is the '''$SUDOKU.REX''' (REXX) program and is used to solve the Rosetta Code task of "sudoku".
<br><br>This REXX program was originally written to assist in sudoku puzzle solving (by giving strong hints), and not to solve the puzzle outright.
<br>The REXX program was written to give increasing better hints and also show the possibilities (of what is possible solution for any cell),
<br>The help for the '''$SUDOKU''' REXX program is included here ──► [[$SUDOKU.HEL]].▼
<br>and to partially solve the puzzle using distinct strategies (separately or in combination). One option is to solve the puzzle.
▲<br><br>The help for the '''$SUDOKU''' REXX program is included here ──► [[$SUDOKU.HEL]].
<br>The '''$SUDOKU.REX''' REXX program makes use of '''$ERR.REX''' REXX program which is used to display error messages (via '''$T.REX''').
<br>The '''$ERR.REX''' REXX program is included here ──► [[$ERR.REX]].
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