2.1.8 Sympy

A grade

{ 1, 3, 4, 5, 7, 8, 11, 12, 13, 14, 15, 16, 17, 30, 38, 41, 43, 45, 46, 60, 119, 122, 123, 124, 127, 128, 129 }

B grade

{ 9, 10, 37, 39, 40, 42, 44, 47, 120, 121, 125, 131 }

C grade

{ 19, 20, 21, 22, 26, 27, 28 }

F normal fail

{ 6, 32, 33, 34, 50, 63, 73, 74, 75, 76, 77, 78, 79, 82, 83, 93, 94, 95, 96, 110, 111, 112, 113, 114, 115, 116, 117, 118, 130, 134, 135, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152 }

F(-1) timedout fail

{ 2, 18, 23, 24, 25, 29, 48, 49, 51, 55, 59, 61, 62, 64, 68, 72, 81, 84, 88, 92, 97, 98, 99, 100, 105, 109, 126, 132, 133, 136, 153 }

F(-2) exception fail

{ 52, 53, 54, 56, 57, 58, 65, 66, 67, 69, 70, 71, 85, 86, 87, 89, 90, 91, 102, 103, 104, 106, 107, 108 }