Task: Program Execution
Input (English): 9, 29, ['R', 'z', '7313', 'T', '6827', 'B', 'j', 'K', 'D', 'W', 'E', 'B', '1957', '7993', 'u', 'x', '4129', 'o', '7693', '1797', '4871', 'G', 'f', '1885', '5109', '427', 'U', 'j', 'L']
Output (English): LjU42751091885fG487117977693o4129xu79931957BEWD