2.1.8 Sympy

A grade

{ 5, 9, 10, 11, 19, 23, 24, 25, 26, 27, 34, 38, 55, 60, 61, 62, 63, 64, 66, 67, 68, 69, 81, 129, 130, 132, 137, 138, 139, 141, 142, 143, 144, 145, 146, 147, 148, 153, 160, 182, 184, 187, 188, 190, 194, 222, 224, 226, 227, 228, 229, 230, 231, 232, 233, 236, 237, 239, 241, 242, 243, 244, 245, 247, 248, 252, 253, 256, 257, 258, 259, 260, 261, 262, 272, 273, 274, 275, 276, 282, 285, 291, 292, 293, 294, 295, 296, 297, 298, 299 }

B grade

{ 12, 17, 18, 74, 75, 77, 85, 86, 131, 133, 140, 189, 192, 223, 235, 238, 240, 246, 249, 250, 251, 254, 255, 283 }

C grade

{ 268, 270 }

F normal fail

{ 3, 4, 32, 33, 46, 47, 48, 49, 50, 51, 52, 53, 54, 56, 57, 58, 59, 65, 76, 92, 96, 97, 98, 103, 104, 106, 113, 114, 115, 116, 118, 119, 120, 121, 123, 124, 125, 126, 128, 134, 135, 136, 149, 150, 151, 152, 154, 155, 156, 157, 158, 159, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 185, 186, 191, 193, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 225, 234, 263, 264, 265, 266, 267, 269, 271, 277, 278, 279, 300, 301, 302, 303, 304, 305, 306, 307, 310, 311, 312 }

F(-1) timedout fail

{ 1, 2, 6, 7, 8, 16, 20, 21, 22, 29, 30, 31, 35, 36, 37, 70, 71, 72, 73, 78, 79, 80, 82, 83, 84, 87, 88, 89, 90, 91, 93, 94, 95, 101, 102, 107, 108, 109, 110, 111, 112, 183, 280, 281, 284 }

F(-2) exception fail

{ 28, 40, 41, 42, 43, 44, 45, 99, 100 }