public class Element implements Comparable
{
	float w;
	int i;
	
	public Element(float ww, int ii)
	{
		w=ww;
		i=ii;	
	}
	
	public int compareTo(Object x)
	{
		float xw=((Element)x).w;
		if (w<xw) return -1;
		if (w==xw) return 0;
		return 1;
	}
}