Task: Program Execution
Input (English): 4, 0, h, J, 6, 9, u
Output (English): [['4', '0', 'h', 'J', '6', '9'], ['4', '0', 'h', 'J', '6', 'u'], ['4', '0', 'h', 'J', '9', 'u'], ['4', '0', 'h', '6', '9', 'u'], ['4', '0', 'J', '6', '9', 'u'], ['4', 'h', 'J', '6', '9', 'u'], ['0', 'h', 'J', '6', '9', 'u']]