Task: Program Execution
Input (English): 3, f, 6, f, i, B, 1
Output (English): [['3', 'f', '6', 'f', 'i', 'B'], ['3', 'f', '6', 'f', 'i', '1'], ['3', 'f', '6', 'f', 'B', '1'], ['3', 'f', '6', 'i', 'B', '1'], ['3', 'f', 'f', 'i', 'B', '1'], ['3', '6', 'f', 'i', 'B', '1'], ['f', '6', 'f', 'i', 'B', '1']]