Sympy

A grade

{ 1, 2, 3, 4, 10, 11, 12, 13, 17, 18, 19, 60, 215, 216, 217, 218, 219, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 236, 237, 238, 241, 242, 243, 244, 245, 246, 247, 248, 250, 251, 252, 253, 261, 262, 263, 274, 312, 314, 315, 316, 317, 326, 327, 328, 329, 338, 339, 340, 341, 348 }

B grade

{ 56, 57, 58, 59, 67, 68, 69, 70, 71, 76, 77, 78, 79, 80, 85, 86, 87, 88, 93, 195, 196, 197, 202, 203, 204, 205, 206, 207, 275 }

C grade

{ 240, 255, 256, 257, 259, 260 }

F normal fail

{ 5, 6, 7, 8, 9, 14, 15, 16, 20, 21, 22, 23, 24, 26, 27, 28, 30, 31, 32, 34, 35, 36, 37, 38, 39, 40, 42, 43, 44, 45, 46, 47, 48, 49, 50, 52, 53, 54, 61, 62, 63, 64, 65, 66, 72, 73, 74, 75, 81, 82, 83, 84, 89, 90, 91, 92, 94, 95, 96, 97, 98, 100, 101, 102, 103, 104, 106, 107, 108, 109, 110, 112, 113, 114, 115, 116, 118, 119, 120, 121, 122, 124, 125, 126, 127, 129, 130, 131, 132, 138, 139, 140, 141, 142, 144, 145, 146, 147, 148, 150, 151, 152, 153, 155, 156, 157, 158, 161, 162, 168, 173, 175, 176, 177, 185, 186, 188, 189, 190, 191, 192, 193, 194, 198, 199, 200, 201, 208, 209, 210, 220, 235, 239, 249, 254, 258, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 313, 318, 319, 320, 321, 322, 323, 332, 333, 334, 335, 342, 343, 344, 345, 346, 347, 349 }

F(-1) timedout fail

{ 41, 134, 135, 136, 137, 160, 163, 164, 165, 166, 169, 170, 171, 172, 178, 213, 214, 306, 307, 308, 309, 311 }

F(-2) exception fail

{ 167, 174, 180 }