private static void findnextvertextotraverse() {
			// TODO Auto-generated method stub
			score = 100000000;
			vertextotransverse =0;
			int tailvertex = 1;
			for(int j = 0;j<exploredarray.size();j++){
				tailvertex = exploredarray.get(j);
				findminimumgreedyscorefortailvertex(tailvertex);
				
				
			}
			
		}