Task: Program Execution
Input (English): 17, 21, ['9565', 'd', 'i', '1497', '6703', '2565', 'J', '2237', 'K', 'W', '5129', '3055', '1321', '1465', 'y', 'T', '4557', 'Y', '3819', 'y', 'y', '8817', '4835', '631', 'L', 'W', '7441', 'X', '7207', 'x']
Output (English): 4557, Y, 3819, y, y