Task: Program Execution
Input (English): 1, 15, ['6169', 'p', 'B', 'H', '61', 'R', '4189', '7675', '7745', 'M', '6419', 'A', 'O', 'v', 'C', 'a', 'e', 'C', 'U', 'H', 'O', '7023', '7281']
Output (English): 6169pBH61R418976757745M6419AOvC