No output means everything is fine
uses a pipe / redirection to get the input
Timing test
needed format of the output: #timing #philo_no action
e.g.: 400 2 is eating
Meal test
checks for the correct number of meals
Usage: pipe the output directly (only for limited runtime / number of meals) or via redirect to file and cat the file into
cat input | ./philotester #philo_no #death_time #meals