Task: Program Execution
Input (English): 3, 12, ['1811', 'i', 'C', 'r', 'D', 'K', '6931', 'S', '4267', '2631', 'M', 'L', 'J', '2321', 'Z', 'a', '6179', 'O']
Output (English): C, r, D, K, 6931, S, 4267, 2631, M, L