Task: Program Execution
Input (English): 13, 14, ['8519', 'G', '8961', 'X', 'n', 'r', 'd', 'i', '8673', 'x', 'D', '4691', 'F', 's', '9969', '1833', 'i', 'g', 'y', 'k', 'D']
Output (English): s, F