Calculate BMI Body Mass Index
Write a program that, according to the following formula, obtained a person's body / BMI index and, according to the information below
BMI = w / h * h
Formula = weight divided by second height
BMI Less than 1/2: Lack of weight
BMI between 1/2 and 1/2: Health Weight
BMI between 1 and 2/5: Overweight
BMI More than 1: Obesity