Task: Program Execution
Input (English): 14, 15, ['d', 'J', '3269', 'E', '6319', 'W', '5401', 'X', '4733', '4441', 'P', 'u', '4195', 'e', '3427', '8689', '2105', 'Y', 'u', '465', 'H', '7879', '5143', '8429']
Output (English): e3427