C++ Final Project for DSA . It needs to have minimum three data structures e:g Graphs ,linked list , binary trees,stack Cannot use Standard Template Library Uses object oriented approach and data structures Code should be long since it is a final project Topic : Food Delivery system it has a kind of map which contains different locations It allows two type of users to use this one admin and one costumer For admin: It allows him to add location (vertex) to the graph and edges between them and their weight (we are using weight to display time between the vertexes) It allows him to add a restaurant in any of the locations and set their menus and cost For costumer: . It allows him to add money in his app wallet It takes his location and then displays restaurants sorting them from less time to high Select any of the selected restaurant's products and add it to the cart Some percent discount if total cost is above any chosen number recipt should be generated through file handling