Taking [21063, 306, 11, 262, 479, 648, 38049, 45230, 1497, 11, 25071, 739, 262, 35560, 495, 6766, 13] to expect it to output back [13, 88, 591, 13724, 4496, 304, 4352, 2266, 28803, 19967, 541, 330, 325, 837, 88, 6909, 390, 381, 1219, 267, 273, 4660, 461, 304, 4352, 837, 2645, 74, 979, 84, 48] is a difficult problem that it is not well suited for.
Taking [21063, 306, 11, 262, 479, 648, 38049, 45230, 1497, 11, 25071, 739, 262, 35560, 495, 6766, 13] to expect it to output back [13, 88, 591, 13724, 4496, 304, 4352, 2266, 28803, 19967, 541, 330, 325, 837, 88, 6909, 390, 381, 1219, 267, 273, 4660, 461, 304, 4352, 837, 2645, 74, 979, 84, 48] is a difficult problem that it is not well suited for.