2.1.5 Maxima

A grade

{ 1, 2, 3, 4, 5, 6, 7, 22, 23, 24 }

B grade

{ 8, 12, 13, 18 }

C grade

{ 11, 19, 20, 21 }

F normal fail

{ 9, 10, 16, 17, 25, 26, 27 }

F(-1) timedout fail

{ 14, 15 }

F(-2) exception fail

{ }