Task: Program Execution
Input (English): 1, 6, ['Y', '693', 'E', 'v', '2297', 'P', '3341', 'N', 'x', '5509', '3217', '4629', '2289', '6647', 'S', '3145', 'K', 'g', '4457']
Output (English): Y, 3341, 2289, 4457