Task: Program Execution
Input (English): 4, 11, ['g', 'b', '7081', 'c', 'd', 'Y', 'k', 's', '8851', '8665', '257', 'g', 'z', '5989', 'Y', 'N', '6425', '4605', 'P', '1815', 'Q', 'm']
Output (English): c, Y