Task: Program Execution
Input (English): 3, U, 6, Y, T, 7
Output (English): [['3', 'U', '6', 'Y', 'T'], ['3', 'U', '6', 'Y', '7'], ['3', 'U', '6', 'T', '7'], ['3', 'U', 'Y', 'T', '7'], ['3', '6', 'Y', 'T', '7'], ['U', '6', 'Y', 'T', '7']]