Task: Program Execution
Input (English): 13, 16, ['w', '1993', 'O', '7475', 'Q', '1431', 'X', '5305', '8051', 'p', 'P', 'Z', 'S', '4277', 'G', 's', 'n', '4837', 'l', '5727', '3519']
Output (English): sG4277S