Task: Program Execution
Input (English): v, 8, L, v, F
Output (English): [['v', '8', 'L', 'v'], ['v', '8', 'L', 'F'], ['v', '8', 'v', 'F'], ['v', 'L', 'v', 'F'], ['8', 'L', 'v', 'F']]