Task: Program Execution
Input (English): 14, 15, ['8571', '9637', 'o', '7821', '3579', 'S', '6353', 'Z', 'D', 'a', '4885', 'P', 'J', 'J', 'U', '2133', '5421', 'F', '4243', 'i', '8035', 'G', '1391', 'p', 'l', '9621', 'y', '145']
Output (English): UJ