Task: Program Execution
Input (English): 21, 21, ['d', 'a', 'K', '2753', 'U', 't', 'Y', '9383', 'Y', 'A', '5981', '9413', 'a', '8429', '7741', 'X', '783', '185', 'R', 'B', '4883', 'K', 'p', 'M', 'o', 'p', '6485']
Output (English): 4883