All the data are stored in local array list

1. Add food
2. Remove food
3. Display all foods
4. Find and print food by name
5. Sort foods
6. Save to file
7. Exit

All the data are stored in vector

1. Add new food
2. Remove food
3. Print all foods
4. Search for food
5. Sort foods by calories
6. Change details of food (Name, protein, carbs, fat)
7. Exit