Task: Program Execution
Input (English): 9, X, 3, 9, I, 2, 0
Output (English): [['9', 'X', '3', '9', 'I', '2'], ['9', 'X', '3', '9', 'I', '0'], ['9', 'X', '3', '9', '2', '0'], ['9', 'X', '3', 'I', '2', '0'], ['9', 'X', '9', 'I', '2', '0'], ['9', '3', '9', 'I', '2', '0'], ['X', '3', '9', 'I', '2', '0']]