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Tag: sudoku

Sudoku Validator is not returning correct boolean

I’m writing a sudoku validator and I’ve run into a problem at the very end of it. I’m very new to coding, so please be patient with me. The function sudokuIsValid is supposed to take a puzzle (an array of 9 arrays) and check each column, row, and 3×3 grid to see if it is valid. The function includes1To9 works