Task: Program Execution
Input (English): 14, 18, ['2411', '9365', '1963', 'H', 'X', '3889', 'X', '1047', 'u', 'H', '885', 'n', '8459', 'n', '3923', 'D', '6119', '5199', 'X', '8465', 'U', '5095']
Output (English): 51996119D3923n