test_type = "rl" // type of test being implemented (see comment at start of file)
num_aggressive = 1 // number of aggressive drivers
num_cars = 22 // total number of cars in simulation
percent_rl = 0.7 // percent of vehicles that are rl
num_auto = int(percent_rl*num_cars) // number of controllable (rl) vehicles
num_human = num_cars - num_auto // number of uncontrollable (human) vehicles