Task: Program Execution
Input (English): 7, T, i, 6, 3, 9, R
Output (English): [['7', 'T', 'i', '6', '3', '9'], ['7', 'T', 'i', '6', '3', 'R'], ['7', 'T', 'i', '6', '9', 'R'], ['7', 'T', 'i', '3', '9', 'R'], ['7', 'T', '6', '3', '9', 'R'], ['7', 'i', '6', '3', '9', 'R'], ['T', 'i', '6', '3', '9', 'R']]