Task: Program Execution
Input (English): N, 7, 7, 6, E, a, A
Output (English): [['N', '7', '7', '6', 'E', 'a'], ['N', '7', '7', '6', 'E', 'A'], ['N', '7', '7', '6', 'a', 'A'], ['N', '7', '7', 'E', 'a', 'A'], ['N', '7', '6', 'E', 'a', 'A'], ['N', '7', '6', 'E', 'a', 'A'], ['7', '7', '6', 'E', 'a', 'A']]