class Kudo::Converter
Public Class Methods
convert_to_array(sudoku_string)
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# File lib/kudo/converter.rb, line 5 def self.convert_to_array(sudoku_string) sudoku_string .split("") .select { |char| "0" <= char && char <= "9" } .map(&:to_i) .each_slice(9) .to_a end
convert_to_string(sudoku_grid)
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# File lib/kudo/converter.rb, line 14 def self.convert_to_string(sudoku_grid) sudoku_grid .map { |row| row.join(" ") } .join("\n") end