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Printable SudokuSolution of the printable sudoku N 30
The aim of the puzzle is to enter a numeral from 1 through 9 in each cell of a grid, most frequently a 9x9 grid made up of 3x3 subgrids (called "regions"), starting with various numerals given in some cells (the "givens"). Each row, column and region must contain only one instance of each numeral.
Hints to solution of the printable sudoku N 30
Try to fill the cell c7, b4, b8, g7, i4, h4, a1, f2, h2, a4, c9, h8, i8, b5, b2, e7, i9, g3.
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