Task: Program Execution
Input (English): 7, S, O, v, Y, 6, I
Output (English): [['7', 'S', 'O', 'v', 'Y', '6'], ['7', 'S', 'O', 'v', 'Y', 'I'], ['7', 'S', 'O', 'v', '6', 'I'], ['7', 'S', 'O', 'Y', '6', 'I'], ['7', 'S', 'v', 'Y', '6', 'I'], ['7', 'O', 'v', 'Y', '6', 'I'], ['S', 'O', 'v', 'Y', '6', 'I']]