Task: Program Execution
Input (English): 1, 4, ['Z', '2083', 'e', '4633', '4013', '2147', '6631', '777', '5555', '6355', '981', '5273', '6351', 'B', '4917', '9925', '1843', 'T', 'i', '5643', '8121', 'd']
Output (English): 4633e2083Z