Task: Program Execution
Input (English): V, a, C, N, 1, A, 6
Output (English): [['V', 'a', 'C', 'N', '1', 'A'], ['V', 'a', 'C', 'N', '1', '6'], ['V', 'a', 'C', 'N', 'A', '6'], ['V', 'a', 'C', '1', 'A', '6'], ['V', 'a', 'N', '1', 'A', '6'], ['V', 'C', 'N', '1', 'A', '6'], ['a', 'C', 'N', '1', 'A', '6']]