Use "javac FitnessTracker.java" to compile the code.
Use "java FitnessTracker" to run the program.
This program allows users to efficiently store their daily nutritional data, including their calories, protein, and carbohydrates. They can also calculate calories burned from an activity, and set goals for their nutritional needs. Data is stored in txt files whenever the program is closed through the 'X' in the top right of the application.