Add code (Java) for Arrays/Validate Sudoku

Rickety-Code / DSA-Problems

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Closed Rickety-Code closed 2 years ago

Pratham1807 commented 2 years ago

Would like to work on this issue.

Pratham1807 commented 2 years ago

How are empty cells denoted? For 2nd functionality

Rickety-Code commented 2 years ago

Updated the question description with following constraint => board[i][j] is a digit 1-9 or '.'