Task: Program Execution
Input (English): u, A, y, x, 6, 5, 8
Output (English): [['u', 'A', 'y', 'x', '6', '5'], ['u', 'A', 'y', 'x', '6', '8'], ['u', 'A', 'y', 'x', '5', '8'], ['u', 'A', 'y', '6', '5', '8'], ['u', 'A', 'x', '6', '5', '8'], ['u', 'y', 'x', '6', '5', '8'], ['A', 'y', 'x', '6', '5', '8']]