Task: Program Execution
Input (English): 7, b, S, 9, N, O
Output (English): [['7', 'b', 'S', '9', 'N'], ['7', 'b', 'S', '9', 'O'], ['7', 'b', 'S', 'N', 'O'], ['7', 'b', '9', 'N', 'O'], ['7', 'S', '9', 'N', 'O'], ['b', 'S', '9', 'N', 'O']]