Task: Program Execution
Input (English): 1, 6, ['991', 'H', '2537', 'm', '533', '3287', '7569', 'l', 'Y', 'J', 'V', 'p', 'D', '3865', 'c', 'M', 'J', 'F', '2459', '4253', '4665', 'Y', 'D', '691']
Output (English): 991, 7569, D, 2459