Task: Program Execution
Input (English): 7, 8, ['5883', 't', 'p', '2829', 'D', '7911', 'f', 'N', 'y', '7541', '2269', '2101', '3099', 'O', 'u', 'Y', '9587', '1007', 'r', '1429', 'C', 'i', '6839']
Output (English): Nf