Task: Program Execution
Input (English): 8, 6, A, 1, X, N
Output (English): [['8', '6', 'A', '1', 'X'], ['8', '6', 'A', '1', 'N'], ['8', '6', 'A', 'X', 'N'], ['8', '6', '1', 'X', 'N'], ['8', 'A', '1', 'X', 'N'], ['6', 'A', '1', 'X', 'N']]