import java.util.*;
class a{
    public static void main(String[] args){
        Scanner scan=new Scanner(System.in);
        String name=scan.nextLine();
        int id=scan.nextInt();
        int unit=scan.nextInt();
        String per;
        if(unit<0 || unit<=500){
            System.out.println("Invalid input");
            return;
        }
       
        if(unit>=80){
            per ="Highly Efficient";
           

        }else if(unit>=50 ){
           
        }else if(unit>=30){
            per="Needs Improvement";
        }else {
             per ="Low Productivity";
        }
            
            System.out.println("Worker Name: " + name);
            System.out.println("Worker ID: "+ id);
            System.out.println("Units Produced: "+unit);
            System.out.println("Performance: "+ per);

        
    }
}