Task: Program Execution
Input (English): 15, 18, ['b', 'W', '2405', '3743', '3617', 'Y', '7659', '4467', '5289', 'V', '6763', '9527', 'W', '4645', '111', 'B', 'd', '8195', 'S', '4123', 'k', 'J', 'K', 'r']
Output (English): 5918dB111