C++

Multiple threaded Sudoku Solution Validator

I would like 27 threads created. One for each row, one for each column and one for each block.

input: txt file with following format

9 rows,

9 numbers in each row separated by space

Output: Valid or not (yes or no answer)

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

Text file data

--------------------------------------------------------NO Text file---------------------------------------------------------------------------------------

4 2 5 1 8 6 3 7 9 3 1 7 9 5 2 4 8 6 9 8 6 7 4 3 2 1 5 1 6 3 8 7 4 9 5 2 2 7 9 5 3 1 6 4 8 5 4 8 6 2 9 1 3 7 6 5 2 4 1 8 7 9 3 7 9 1 3 6 5 8 2 4 8 3 4 2 9 7 5 1 6

------------------------------------------------------Yes text file------------------------------------------------------------------------------------------

4 2 5 1 8 6 3 7 9 3 1 7 9 5 2 4 8 6 9 8 6 7 4 3 2 1 5 1 6 3 8 7 4 9 5 2 2 7 9 5 3 1 6 4 8 5 4 8 6 2 9 1 3 7 6 5 2 4 1 8 7 9 3 7 9 1 3 6 5 8 2 4 8 3 4 2 9 7 5 6 1