2.1.5 Maxima

A grade

{ 6, 8, 10, 11, 13, 14, 16, 18 }

B grade

{ 5, 7, 9, 12, 15, 17, 19 }

C grade

{ }

F normal fail

{ }

F(-1) timedout fail

{ }

F(-2) exception fail

{ 1, 2, 3, 4 }