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  3. function solve on c for solving the sudoku puzzle if...

Question: function solve on c for solving the sudoku puzzle if...

Question details

function Solve() on c++ for solving the sudoku puzzle

•If A is a Sudoku object,A.Solve();

solves the puzzle resulting in a complete and valid grid forA.

•You can assume the input puzzle is always solvable.

Sudoku File Format:

The following is an example sudoku input file (say 0_sudoku_grid.txt).

*****329*

*865*****

*2***1***

**37*51**

9*******8

**29*83**

***4***8*

*****647*

*471*****

Overall, it’s a 9×9 grid containing numbers (between 1 and 9) and the character∗. It is unsolved and the∗’s indicate the cells that need to be filled correctly. After solving, the above sudoku grid should look like the following:

154873296

386592714

729641835

863725149

975314628

412968357

631457982

598236471

247189563

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