Task: Program Execution
Input (English): 15, 19, ['5087', '1975', 'e', 'A', 'U', '9457', 'T', '9801', 'R', 'W', 'i', '543', 'O', 'a', 'Y', 'P', '8089', '6963', 'C', '9857', '6883', 'y']
Output (English): C36969808PY