computer science 1 please use java NetBeans

write in java Q1. Write a program that calculates the users body mass index(BMI) and categorizes it as underweight, normal, overweight or obese, based on it following table from United States Centers for Disease Control:

BMI	Weight Status
Below 18.5	Underweight
18.5-24.9	Normal
25.0-29.9	Overweight
30.0 and above	Obese

To calculate BMI based on weight in pounds(wt_lb) and height in inches(ht_in), use this formula:

703*wt_lb

Ht_in²

Prompt the user to enter weight in pounds and height in inches.

Q2. Write a program that reports the contents of a compressed-gas cylinder based on the first letter of the cylinders color. The program input is a character representing the observed color of the cylinder: Y or y for yellow, O or o for orange, and so on. Cylinder colors and associated contents are as follows:

Orange ammonia

Brown carbon monoxide

Yellow hydrogen

Green oxygen

Your program should respond to input of a letter other than the first letters of the given colors with the message, Contents unknown.(Use switch case)