学步园

public static <T extends Comparable<T>> boolean compare(List<T> a, List<T> b) {
	    if(a.size() != b.size())
	        return false;
	    Collections.sort(a);
	    Collections.sort(b);
	    for(int i=0;i<a.size();i++){
	        if(!a.get(i).equals(b.get(i)))
	            return false;
	    }
	    return true;
	}