Mma

A grade

{ 1, 2, 3, 6, 8, 11, 12, 13, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 36, 37, 38, 40, 41, 46, 51, 54, 55, 56, 60 }

B grade

{ 7, 39, 44, 45, 49, 50, 59, 61 }

C grade

{ }

F normal fail

{ }

F(-1) timedout fail

{ }

F(-2) exception fail

{ }