Task: Program Execution
Input (English): 6, 4, m, I, A, 7, Y
Output (English): [['6', '4', 'm', 'I', 'A', '7'], ['6', '4', 'm', 'I', 'A', 'Y'], ['6', '4', 'm', 'I', '7', 'Y'], ['6', '4', 'm', 'A', '7', 'Y'], ['6', '4', 'I', 'A', '7', 'Y'], ['6', 'm', 'I', 'A', '7', 'Y'], ['4', 'm', 'I', 'A', '7', 'Y']]