Task: Program Execution
Input (English): 1, 9, ['L', '1207', '9377', 'a', '7453', 'y', 'C', '919', 'L', '3427', '2085', 'Q', 'j', 'P', '9231', 'U', '3767', 'U', 'X', '5133', 'X']
Output (English): L, 919, C, y, 7453, a, 9377, 1207, L