Task: Program Execution
Input (English): 3, ['R', '4959', '4927', 'W', '8101', 'w', 'd', '1679', '8759', '3971', 'E', 'S', '4319', '1243', 'z']
Output (English): W, 8101, w, d, 1679, 8759, 3971, E, S, 4319, 1243, z