2.1.3 Maple

A grade

{ 17, 18, 19, 20, 21, 24, 25, 26, 27, 30, 31, 34, 35, 36, 37, 38, 39, 40, 41, 42 }

B grade

{ 22, 23, 28, 29 }

C grade

{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 32 }

F normal fail

{ 15, 33 }

F(-1) timedout fail

{ }

F(-2) exception fail

{ }