Task: Program Execution
Input (English): A, 7, t, F, 7, p
Output (English): [['A', '7', 't', 'F', '7'], ['A', '7', 't', 'F', 'p'], ['A', '7', 't', '7', 'p'], ['A', '7', 'F', '7', 'p'], ['A', 't', 'F', '7', 'p'], ['7', 't', 'F', '7', 'p']]