In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

Example Input: [6921, 9035, 1815, 'T', 7393, 6607, 'D', 'c', 293, 'U', 4409, 4737, 3515, 'I', 'a', '839', 'q', 'n', '2571', '5999', 'L', 'k', '9745', '9023', '7365', 'C', '2893', 'n', '7783', 'E', '5071', 'Z', '3647', 'f', '7281', '8791', 'U', 't', '3969', '2029', 'i', 'o', 'a', 'M', 7035, 'v', 4907, 'l', 9767, 9189, 6353, 2883, 'F', 'x', 7665, 6801, 'x', 'J', 'G', 5361, 'f', 'Y', 'u', 'K', 'c', 1779, 1115], [587, 779, 525, 'i', 's', 4247, 5713, 'I', 'a', '839', 'q', 'n', '2571', '5999', 'L', 'k', '9745', '9023', '7365', 'C', '2893', 'n', '7783', 'E', '5071', 'Z', '3647', 'f', '7281', '8791', 'U', 't', '3969', '2029', 'i', 'u', 4957, 'c', 'k', 5231, 'i', 'T', 'q', 'd']
Example Output: I, a, 839, q, n, 2571, 5999, L, k, 9745, 9023, 7365, C, 2893, n, 7783, E, 5071, Z, 3647, f, 7281, 8791, U, t, 3969, 2029, i

Example Input: [8523, 2741, 'B', 2283, 2319, 5579, 4895, 1093, '6081', 'w', 'j', 'U', '8951', 'g', '3325', '6587', '4979', 'X', 'x', '8257', 'G', 2491], [17, 6185, '6081', 'w', 'j', 'U', '8951', 'g', '3325', '6587', '4979', 'X', 'x', '8257', 'n', 4549, 'g', 1859, 'f', 'B', 4639, 6413]
Example Output: 6081, w, j, U, 8951, g, 3325, 6587, 4979, X, x, 8257

Example Input: [5949, 8363, '6921', '8653', 'k', 'J', 'W'], ['h', 'F', 2293, '6921', '8653', 'k', 'W', 'C']
Example Output:
6921, 8653, k