4 ms·You're the Match Group of free sudoku sitesby LordEthano 5y agoYou're the Match Group of free sudoku sitesdave333 5y agosad, but I had to google what Match Group is :-(jmnicolas 5y agoWhy sad? Knowledge has increased so much that it's impossible to know everything. Even just computer science it's impossible to know everything. Relevant xkcd: https://xkcd.com/1053/ https://xkcd.com/1053/