Task: Program Execution
Input (English): 1, 6, ['K', 'i', 'E', 'B', '3545', '8981', '6329', '1917', 'F', '2787', 'J', '3883', 'T', '9643', 'q', '4943', 'T', '1205', '2567', 'l', '2893', 'F', 'S', 'N', '2311', 'n', 'R', '9091', 'Q', '869']
Output (English): 18985453BEiK