Task: Program Execution
Input (English): 13, 15, ['6355', '1933', '9519', '3619', 'R', '4495', '6041', '5791', '7209', 'K', 'J', 'Y', 'n', '6789', '8173', '3805', 'P', '7609', '1525', 'c', 'H', 'C', 'T', 'c', '7667']
Output (English): 81736789n