Task: Program Execution
Input (English): 9, 15, ['D', '4139', '3781', 'Q', '4589', 'L', '361', '7697', 'w', '4891', 'F', 'R', '273', '2309', '6419', 'L', '675', '5555']
Output (English): w, 4891, F, R, 273, 2309, 6419