Sympy

A grade

{ 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 24, 25, 26, 27, 28, 29, 33, 34, 35, 36, 38, 43, 44, 45, 58, 59, 61, 62, 63, 64, 65, 67, 68, 70, 71, 73, 74, 76, 77, 79, 80, 82, 85, 86, 88, 89, 90, 91, 93, 94, 96, 98, 99, 101, 102, 104, 116, 117, 118, 119 }

B grade

{ 1, 2, 3, 18, 19, 20, 21, 22, 23, 30, 31, 32, 37, 39, 40, 41, 42, 50, 52, 53, 54, 55, 56, 57, 60, 66, 69, 72, 75, 78, 81, 83, 84, 87, 92, 95, 97, 100, 103, 105, 106, 107, 108, 110, 111, 112, 113, 114, 115 }

C grade

{ }

F normal fail

{ 12, 13, 51, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132 }

F(-1) timedout fail

{ 46, 47, 48, 49, 109, 120, 121, 122 }

F(-2) exception fail

{ }