import java.util.Comparator;
public class MyComparator implements Comparator{
	public int compare(Object o1, Object o2) {
	
		if((o1 instanceof Integer)&&(o2 instanceof Integer)){
			Integer co1 = (Integer)o1;
			Integer co2 = (Integer)o2;
			int i1 = co1.intValue();
			int i2 = co2.intValue();
			if(i1 <= i2) return 1;
		    else return -1;
			
		}
		else{
			return 0;		
		}	
	
	}
	
    public boolean equals(Object obj){
    	return false;
    }
	 
}