⚡ Build the skills to land top-paying quant jobs. Offer ends in 25d 09h 52m 08s25 days 9 hours 52 minutes 8 seconds.
Two people, Laura and Tom, play several games of tic-tac-toe, betting 2 euros per game (the loser of each game pays the winner 2 euros). Laura wins 19 of the games and ends up 18 euros down in total. None of the games ended in a draw. How many games did they play in total?