Body Mass Index (BMI) is a measure of obesity. In standard units, it is calculated by the formula

BMI = 703 W/^2

where W'is weight in pounds, and H is height in inches. The obesity classification is:

BMI Classification
below 18.5 Underweight
18.5 to 24.9 Normal
25 to 29.9 Overweight
30 and above Obese

Write a program that compute the BMI index for a person. The program should display the result in a sentence that is similar to: "You are normal!". Use the program to characterize the obesity of the following individuals:

a. A person 6 ft 2 in. tall with a weight of 140 lb.
b. A person 5 ft 1 in. tall with a weight of 150 Ib.
c. A person 5 ft 7 in. tall with a weight of 135 Ib.
d. A person 6 ft 7 in tall with a weight of 335 lb.