Revision history of "Invalid"

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  • curprev 13:37, 27 October 2021‎ 127.0.0.1 talk‎ 1,736 bytes +1,736‎ Created page with "An '''invalid''' or '''improper''' Sudoku does not have a unique solution, which means that it either has no solution at all or it has multiple solutions. A Sudoku wit..."
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