Task: Program Execution
Input (English): 4, 6, ['4949', 'f', 'o', '707', 'U', 'B', 'B', 'I', '3957', 'T', '219', 'I', '6311', 'k', '4567', '8213', '5305', '7245', 'i', 'T', 'v', '8053', '9797', '4335']
Output (English): 707, T, 8213, 8053