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

Ex Input:
[4143, 9623, 'k', 'Z', 1355, 4371, 5553, 'U', 8081, 843, 7307, 8537, 841, 6443, 9873, 'b', 4969, 1189, 9481, 9225, 6739, 4269, 3997, 9511, '5641', '8319', '5809', 'F', '7875', '8699', 'p', '1431', 'K', 'R', '53', '4049', 'b', 'b', '5823', 'E', '1073', '8199', '6801', '8501', '1971', '6131', '4225', '847', 'N', 4305, 'M', 2381, 'W', 7817, 'x', 7221, 4341, 'k', 4235, 'z', 9923, 'w', 'c', 7701, 'k', 6841, 9359], [831, 8989, 'O', 9915, 829, 'y', 2567, 8737, 'P', 1805, 'u', 'b', 3579, 6313, 455, 'E', 1193, 2669, 6121, 7167, 'P', '5641', '8319', '5809', 'F', '7875', '8699', 'p', '1431', 'K', 'R', '53', '4049', 'b', 'b', '5823', 'E', '1073', '8199', '6801', '8501', '1971', '6131', '4225', '847', 'G', 1015, 'c', 6677, 8939, 2951, 'L', 'd', 5797, 2413, 7741, 3025, 5391]

Ex Output:
5641, 8319, 5809, F, 7875, 8699, p, 1431, K, R, 53, 4049, b, b, 5823, E, 1073, 8199, 6801, 8501, 1971, 6131, 4225, 847


Ex Input:
[4005, 'l', 'F', 4041, 'D', 5853, 'w', 'U', 'w', 'B', 'R', 'S', 4969, 'i', 3323, 889, 'N', 'I', 'T', '3715', 'l', '7103', '5669', 'd', '6091', '6783', 'g', '2319', '5827', 'l', '9691', '2421', 'W', '8085', 'p', 4245, 'H', 'v', 5431, 'q', 'w', 'g', 'u', 'l', 9089, 's', 6469, 'P', 'r'], [625, 'R', 2937, 6877, 'I', 'T', '3715', 'l', '7103', '5669', 'd', '6091', '6783', 'g', '2319', '5827', 'l', '9691', '2421', 'W', '8085', 'O', 's', 'k', 'b', 719, 'F', 779, 295, 3669, 'h', 't', 305, 677]

Ex Output:
I, T, 3715, l, 7103, 5669, d, 6091, 6783, g, 2319, 5827, l, 9691, 2421, W, 8085


Ex Input:
[4717, 'J', 'B', 'f', 'a', 9035, '3041', '491', '3395', '3117', '4793', '4305', 'c', 'F', 5099], ['Q', 3557, 'y', 2689, '3041', '491', '3395', '3117', '4793', '4305', 'c', 'k', 8835, 'C', 8979]

Ex Output:

3041, 491, 3395, 3117, 4793, 4305, c