Task: Program Execution
Input (English): 10, 11, ['r', 'b', 'w', 'W', 's', 'M', 'A', '6935', 'g', 'F', 'k', '1565', '7373', 'F', '5129', 'k', '3445', 'J', 'I', '1891', 'v', '1023', 'B', '6739']
Output (English): Fk