2121,2122,2122,2123,2124,2124,2125,2126,2127,2128,2130,2131,2130,2130,2129,2128,2126,2126,2125,2124,2122;888,889,891,891,892,894,895,895,896,895,894,892,891,890,889,887,886,885,885,886,887