Task: Program Execution
Input (English): 1, 8, ['O', 'W', '7349', '5181', 'I', 'X', 'H', '2109', '9521', 'F', '8241', 'd', '7473', '6441', 'x', '1133', '9323']
Output (English): O, W, 7349, 5181, I, X, H, 2109