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