import math

def BMI():
    print "Put in your Weight and Height"
    print "Weight:"
    weight = float(raw_input())
    print "Height:"
    height = float(raw_input())
    bmi = weight / height**2
    print bmi
    if bmi < 18.5:
        print "underweight"
    elif 18.5 < bmi < 24.9:
        print "Normal weight"
    elif 25.0 < bmi < 29.9:
        print "Overweight"
    elif bmi > 30.0:
        print "obese"

while True:
    BMI()