i need it with step

Write the algorithm that calculates the body mass index using the below equation: bmi= (Weight in Kilograms)/(height in meters * height in meters). Your application reads the user's weight in kilograms and height in meters, then calculates and displays the user's body mass index. Specify the input, output and the steps of your algorithm. Also, the application should display the following information from the Department of Health and Human Services so that users can evaluate their BMI: BMI REFERENCE VALUES Underweight: less than 18.5 Normal: between 18.5 and 24.9 Overweight: between 25 and 29.9 Obese: 30 or greater