Task: Program Execution
Input (English): 9, 18, ['Y', '5153', 'a', 'T', '6865', 'V', 'n', '679', '2289', 'g', 'I', 'Y', '6663', '1909', '5769', 'Z', 'G', 'V', '9797', 'X', 'u']
Output (English): 2289gIY666319095769ZGV