Task: Program Execution
Input (English): 9, x, 9, v, t, 9, 2
Output (English): [['9', 'x', '9', 'v', 't', '9'], ['9', 'x', '9', 'v', 't', '2'], ['9', 'x', '9', 'v', '9', '2'], ['9', 'x', '9', 't', '9', '2'], ['9', 'x', 'v', 't', '9', '2'], ['9', '9', 'v', 't', '9', '2'], ['x', '9', 'v', 't', '9', '2']]