Task: Program Execution
Input (English): X, 4, 1, Y, F, 6
Output (English): [['X', '4', '1', 'Y', 'F'], ['X', '4', '1', 'Y', '6'], ['X', '4', '1', 'F', '6'], ['X', '4', 'Y', 'F', '6'], ['X', '1', 'Y', 'F', '6'], ['4', '1', 'Y', 'F', '6']]