Sudoku
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Sudoku 3984 hardFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9.
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Sudoku 3983 mediumFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9.
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Sudoku 3982 mediumFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9.
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Sudoku 3981 easyFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Observer killer sudokuNormal Sudoku rules apply, except the numbers in the cells contained within grey lines add up to the figures in the corner
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Sudoku 3980 hardFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3979 hardFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3978 hardFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3977 mediumFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3976 mediumFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3975 easyFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3974 hardFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Killer sudoku 591Normal sudoku rules apply, except the numbers in the cells contained within dotted lines add up to the figures in the corner
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Sudoku 3973 hardFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3972 hardFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9
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Sudoku 3971 mediumFill the grid so that every row, every column and every 3x3 box contains the numbers 1 to 9