Fricas

A grade

{ 1, 2, 3, 4, 5, 6, 8, 10, 15, 16, 21, 24 }

B grade

{ 7, 9, 11, 12, 13, 14, 17, 18, 19, 20, 22 }

C grade

{ }

F normal fail

{ 23 }

F(-1) timedout fail

{ }

F(-2) exception fail

{ }