private static void findminimumgreedyscorefortailvertex(int tailvertex) {
		// TODO Auto-generated method stub
		int temp = 0;
		for(int j = 0 ; j<graph.get(tailvertex).size();j++){
			if(!(explored.contains(graph.get(tailvertex).get(j)))){
			temp = edgewieght[tailvertex][graph.get(tailvertex).get(j)];
			if(temp<score){
				score = temp;
				vertextotransverse = graph.get(tailvertex).get(j);
			vertextotransformfrom = tailvertex;
			}
			}
		}
		
	}