Task: Program Execution
Input (English): a, S, 2165, 2303, 3497, W, 283, 8265, c, 2875, 1065, l, 5581, D, 2141, M, W, N, 9981, O, 6991, 3435, Z, S
Output (English): a, S, W, c, l, D, M, W, N, O, Z, S