Task: Program Execution
Input (English): 11, 20, ['7909', '4737', 'k', 'J', 'u', 'j', 'F', 'n', '3113', 'I', 'N', '8719', '343', '53', '4581', '5109', '3707', 'k', 'O', 'n', '8767']
Output (English): n, O, k, 3707, 5109, 4581, 53, 343, 8719, N