Mma

A grade

{ 1, 2, 3, 5, 6, 7, 9, 13, 14, 15, 16, 19, 20, 24, 25, 28, 29 }

B grade

{ 10, 11, 17, 18, 22, 23, 26, 27 }

C grade

{ }

F normal fail

{ }

F(-1) timedout fail

{ }

F(-2) exception fail

{ }