Task: Program Execution
Input (English): 7, e, C, 0, F, o, 5
Output (English): [['7', 'e', 'C', '0', 'F', 'o'], ['7', 'e', 'C', '0', 'F', '5'], ['7', 'e', 'C', '0', 'o', '5'], ['7', 'e', 'C', 'F', 'o', '5'], ['7', 'e', '0', 'F', 'o', '5'], ['7', 'C', '0', 'F', 'o', '5'], ['e', 'C', '0', 'F', 'o', '5']]