Task: Program Execution
Input (English): 5, 6, ['7707', 'w', '9267', 'z', 'X', '5373', '4763', '5139', 's', 'b', 'q', '6163', 'Q', 'd', 'p', 'r', 'b', '157', '6925', 'f', '1217']
Output (English): X, 5373