Play the sudoku game. the entire table is divided in 9 sections, each of 3x3 boxes. assign numbers 1 to 9 in the empty boxes so that in each section, row click on the numbers in the top right part of the screen to select the number. click on an empty box to write the number. click on a previous written number to delete it. and column all numbers from 1 to 9 are present without repetitions.
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