Task: Program Execution
Input (English): 10, 24, ['U', '505', 'E', '763', 'a', 'w', '4291', '2349', '4049', 'v', '6135', 'a', '6141', 'H', 'M', '53', 'R', 'q', 'G', '2945', 'e', 'w', 'v', '643', '4937']
Output (English): 643vwe2945GqR53MH6141a6135v