Task: Program Execution
Input (English): 8, 15, ['5605', 'U', 'w', 'n', '9305', 'r', 'u', '5609', 'J', 'A', 'X', 'Q', '337', 'v', 'q', 'p', '8395', 'C', 'K', 'Z', '3249', 'D', '1915', '6065', 'b']
Output (English): qv337QXAJ5609