#version: 0.2 ['1', '0'] ['1', '2'] ['1', '3'] ['1', '4'] ['1', '5'] ['1', '6'] ['1', '7'] ['1', '8'] ['1', '9'] ['2', '0'] ['2', '3'] ['2', '4'] ['2', '5'] ['2', '6'] ['2', '7'] ['2', '8'] ['2', '9'] ['3', '0'] ['3', '4'] ['3', '5'] ['3', '6'] ['3', '7'] ['3', '8'] ['3', '9'] ['4', '0'] ['4', '5'] ['4', '6'] ['4', '7'] ['4', '8'] ['4', '9'] ['5', '0'] ['5', '6'] ['5', '7'] ['5', '8'] ['5', '9'] ['6', '0'] ['6', '7'] ['6', '8'] ['6', '9'] ['7', '0'] ['7', '8'] ['7', '9'] ['8', '0'] ['8', '9'] ['9', '0'] ['1', '1'] ['2', '2'] ['3', '3'] ['4', '4'] ['5', '5'] ['6', '6'] ['7', '7'] ['8', '8'] ['9', '9'] ['2', '1'] ['4', '3'] ['6', '5'] ['8', '7'] ['9', '7'] ['9', '8'] ['3', '1'] ['3', '2'] ['4', '1'] ['4', '2'] ['7', '5'] ['7', '6'] ['8', '5'] ['8', '6'] ['9', '5'] ['9', '6'] ['1', '10'] ['1', '12'] ['1', '13'] ['1', '14'] ['1', '15'] ['1', '16'] ['1', '17'] ['1', '18'] ['1', '19'] ['2', '10'] ['2', '12'] ['2', '13'] ['2', '14'] ['2', '15'] ['2', '16'] ['2', '17'] ['2', '18'] ['2', '19'] 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