You can use this to fill in any missing squares that you can't solve using the normal Sudoku tricks. So far this might not seem groundbreaking, but things start to become interesting when we look ...
You can use this to fill in any missing squares that you can't solve using the normal Sudoku tricks. So far this might not seem groundbreaking, but things start to become interesting when we look ...
7monon MSN
Sudoku pencil marking is a systematic Sudoku solver strategy in which puzzle doers use a pencil to write small numbers inside ...
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