Task: Program Execution
Input (English): 4, 14, ['1335', '2163', '1215', 'Y', 'R', '4753', '2037', 'S', 'D', 'y', 'X', '4437', '4835', 'k', '9271', '2079', '5037', 'y', 'N']
Output (English): Y, R, 4753, 2037, S, D, y, X, 4437, 4835, k