Task: Program Execution
Input (English): 14, 15, ['8857', '6679', '9621', 'j', '6169', 'j', '711', 'M', 't', 'z', '9461', '5165', '5859', '1821', '8977', '7935', '8955', 'o', 'X', 'V', 'Q']
Output (English): 8977, 1821