Task: Program Execution
Input (English): 2, 6, N, 0, c, G
Output (English): [['2', '6', 'N', '0', 'c'], ['2', '6', 'N', '0', 'G'], ['2', '6', 'N', 'c', 'G'], ['2', '6', '0', 'c', 'G'], ['2', 'N', '0', 'c', 'G'], ['6', 'N', '0', 'c', 'G']]