Task: Program Execution
Input (English): 7, Y, f, I, 7, 0, 8
Output (English): [['7', 'Y', 'f', 'I', '7', '0'], ['7', 'Y', 'f', 'I', '7', '8'], ['7', 'Y', 'f', 'I', '0', '8'], ['7', 'Y', 'f', '7', '0', '8'], ['7', 'Y', 'I', '7', '0', '8'], ['7', 'f', 'I', '7', '0', '8'], ['Y', 'f', 'I', '7', '0', '8']]