Task: Program Execution
Input (English): 7, 3, s, A, y, 9, 7
Output (English): [['7', '3', 's', 'A', 'y', '9'], ['7', '3', 's', 'A', 'y', '7'], ['7', '3', 's', 'A', '9', '7'], ['7', '3', 's', 'y', '9', '7'], ['7', '3', 'A', 'y', '9', '7'], ['7', 's', 'A', 'y', '9', '7'], ['3', 's', 'A', 'y', '9', '7']]