Task: Program Execution
Input (English): 7, T, 2, 1, 8, n
Output (English): [['7', 'T', '2', '1', '8'], ['7', 'T', '2', '1', 'n'], ['7', 'T', '2', '8', 'n'], ['7', 'T', '1', '8', 'n'], ['7', '2', '1', '8', 'n'], ['T', '2', '1', '8', 'n']]