Question

write java gui that

Calculate BMI based on user input

• Allows users to set their own goals

• Tracks calories, fats, cholesterol, sodium, and protein, based on user input (date
and amount consumed)

• Notifies users if they are reaching their limit

• Congratulates users if they reached their goal.

Answer 1

import java.util.Scanner;
public class Categories {

public static void main(String[] args) {
BMICalc();
BMICalcBonus1();
BMICalcBonus1FeetInches();
}

public static String BMICategory(double BMI) {
if (BMI < 18.5) {
return "underweight";
}
if (BMI >= 18.5 && BMI <= 24.9) {
return "normal weight";
}
if (BMI >= 25.0 && BMI <= 29.9) {
return "overweight";
}
if (BMI >= 30.0) {
return "obese";
}
return null;
}

public static String BMIMoreCategories(double BMI) {
if (BMI < 15.0) {
return "very severely underweight";
}
if (BMI >= 15.0 && BMI <= 16.0) {
return "severely underweight";
}
if (BMI >= 16.1 && BMI <= 18.4) {
return "underweight";
}
if (BMI >= 18.5 && BMI <= 24.9) {
return "normal weight";
}
if (BMI >= 25.0 && BMI <= 29.9) {
return "overweight";
}
if (BMI >= 30.0 && BMI <= 34.9) {
return "moderately obese";
}
if (BMI >= 35.0 && BMI <= 39.9) {
return "severely obese";
}
if (BMI >= 40.0) {
return "very severely (or \"morbidly\") obese";
}
return null;
}

public static void BMICalc() {
Scanner keyboard = new Scanner(System.in);
double height, weight, BMI;
System.out.print("Your height in m: ");
height = keyboard.nextDouble();
System.out.print("Your weight in kg: ");
weight = keyboard.nextDouble();
BMI = weight / (height * height);
System.out.println();
System.out.println("Your BMI is " + BMI);
System.out.println("BMI Category: " + BMICategory(BMI));
System.out.println("BMI More Category: " + BMIMoreCategories(BMI));
}

public static void BMICalcBonus1() {
Scanner keyboard = new Scanner(System.in);
double height, weight, BMI;
System.out.print("Your height in inches: ");
height = keyboard.nextDouble();
System.out.print("Your weight in pounds: ");
weight = keyboard.nextDouble();
BMI = weight * (703 / (height * height));
System.out.println();
System.out.println("Your BMI is " + BMI);
System.out.println("BMI Category: " + BMICategory(BMI));
System.out.println("BMI More Category: " + BMIMoreCategories(BMI));
}

public static void BMICalcBonus1FeetInches() {
Scanner keyboard = new Scanner(System.in);
double height, heightFeet, heightInches, weight, BMI;
System.out.print("Your height (feet only): ");
heightFeet = keyboard.nextDouble();
System.out.print("Your height (inches): ");
heightInches = keyboard.nextDouble();
System.out.print("Your weight in pounds: ");
weight = keyboard.nextDouble();
height = heightFeet * 12 + heightInches;
BMI = weight * (703 / (height * height));
System.out.println();
System.out.println("Your BMI is " + BMI);
System.out.println("BMI Category: " + BMICategory(BMI));
System.out.println("BMI More Category: " + BMIMoreCategories(BMI));
}
}