Task: Program Execution
Input (English): d, 4, 3, 9, 6, 7, 5
Output (English): [['d', '4', '3', '9', '6', '7'], ['d', '4', '3', '9', '6', '5'], ['d', '4', '3', '9', '7', '5'], ['d', '4', '3', '6', '7', '5'], ['d', '4', '9', '6', '7', '5'], ['d', '3', '9', '6', '7', '5'], ['4', '3', '9', '6', '7', '5']]