2.1.8 Sympy

A grade

{ 47, 89, 93, 96, 99 }

B grade

{ 9, 10, 27, 28, 29, 43, 44, 45, 46, 48, 50 }

C grade

{ }

F normal fail

{ 1, 2, 3, 11, 17, 18, 19, 20, 21, 22, 23, 24, 35, 36, 37, 38, 59, 64, 88, 90, 91, 92, 94, 95, 97, 98, 100, 101, 103, 104, 105, 106, 107 }

F(-1) timedout fail

{ 4, 5, 6, 7, 8, 13, 14, 15, 16, 25, 26, 30, 31, 32, 33, 34, 39, 40, 41, 42, 49, 51, 52, 53, 54, 55, 56, 57, 58, 60, 61, 67, 68, 69, 70, 71, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 102, 108 }

F(-2) exception fail

{ 12, 72, 73, 74, 75 }