Task: Program Execution
Input (English): w, 9, 2, 0, 9, 7, 9
Output (English): [['w', '9', '2', '0', '9', '7'], ['w', '9', '2', '0', '9', '9'], ['w', '9', '2', '0', '7', '9'], ['w', '9', '2', '9', '7', '9'], ['w', '9', '0', '9', '7', '9'], ['w', '2', '0', '9', '7', '9'], ['9', '2', '0', '9', '7', '9']]