Task: Program Execution
Input (English): 1943, 3327, u, 4541, 3987, 4379, F, 3009, W, 3905, N, 7179, 8719, f, 8861, 2641, E, 7335, x, 2169, k, 3409, q
Output (English): u, F, W, N, f, E, x, k, q