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

[7231, 2153, '3257', '3693', 'P', 3291], [1543, 6411, '3257', '3693', 'G', 'k']
3257, 3693

['P', 'S', 9171, 'k', 'W', 4523, 'Z', 4167, 'c', 1143, '4943', '2193', '6839', '5745', 'N', '219', '9797', '8987', '9105', '1975', '3513', '81', 'D', 'n', 'R', 'J', 'z', 'O', 'f', 2527, 7395, 'v', 6495, 9929, 'W', 8051], [9499, 't', 1453, 5771, 7923, 857, 359, 3273, 'a', 6789, '4943', '2193', '6839', '5745', 'N', '219', '9797', '8987', '9105', '1975', '3513', '81', 'D', 'n', 'h', 'f', 2835, 9965, 2423, 6015]
4943, 2193, 6839, 5745, N, 219, 9797, 8987, 9105, 1975, 3513, 81, D, n

['v', 9325, 'z', 'o', 'b', 'h', 'T', 'A', 9697, 'd', 'c', 'H', '423', '2577', '8483', 'p', 'l', 'R', '4417', '1089', '8269', '2097', 'Z', 'L', '7433', '3317', '5491', 'e', '3631', '8375', '1899', 'V', '3789', '3383', '8065', 'f', 'W', 'N', 'D', 'i', 3439, 2057, 4873, 75, 9421, 145, 2947], ['u', 8233, 7665, 'H', '423', '2577', '8483', 'p', 'l', 'R', '4417', '1089', '8269', '2097', 'Z', 'L', '7433', '3317', '5491', 'e', '3631', '8375', '1899', 'V', '3789', '3383', '8065', 'R', 'u', 4333, 7, 'P', 'W', 7377, 8111, 3013]

H, 423, 2577, 8483, p, l, R, 4417, 1089, 8269, 2097, Z, L, 7433, 3317, 5491, e, 3631, 8375, 1899, V, 3789, 3383, 8065