Task: Program Execution
Input (English): 15, ['6523', 'C', 'c', 'E', 't', '3597', '9609', 'N', 'x', '7659', '8915', '95', 'p', '7131', 'X', '2157', 'w', '807', 'U', 'U', '7159', '4543', 'K', 'z', '9741', '9449', 'P', 'V', '445', '1027', 'c', '1413', 'q', '1345', '4531']
Output (English): 6523, 2157, c