Task: Program Execution
Input (English): K, b, D, 5, 1, 6, 9
Output (English): [['K', 'b', 'D', '5', '1', '6'], ['K', 'b', 'D', '5', '1', '9'], ['K', 'b', 'D', '5', '6', '9'], ['K', 'b', 'D', '1', '6', '9'], ['K', 'b', '5', '1', '6', '9'], ['K', 'D', '5', '1', '6', '9'], ['b', 'D', '5', '1', '6', '9']]