// Menu driven program with arrays of food and prices
#include <iostream>
#include<string>
using namespace std;
void printAll(string food[], double price[], int count); //prints menu
void instructions(); //display choices
void process(char answer, string food[], double price[], int count); //call correct function

void main()
{ string food[8]={"hotdog","fries","soda","cookie","pizza","burger",
      "taco","shake"};
  double price[8]={1.75,1.50,0.90,1.25,3.00,3.50,2.00,1.75};
  int count=8;
  char answer;
  instructions();
  cin>>answer;
  while ((answer != 'q') && (answer != 'Q'))
  { process(answer,food,price,count);
    instructions();
    cin>>answer;
  } //loop until they enter a Q
} //main


void instructions() //display choices
{ cout<<"C++ Fast Food\n";
  cout<<"Enter M to print the menu\n";
  cout<<"Enter Q to quit\n";
  cout<<"Your choice:";
} //instructions

void process(char answer, string food[], double price[], int count) //call correct function
 //call correct function
{  switch (answer)
   { case 'M': case 'm': printAll(food, price,  count); break;
     case 'Q': case 'q': break; //don't go to default
     default: cout<<"Invalid choice\n";
   } //switch
} //process

void printAll(string food[], double price[], int count)
{ cout<<"Item\tFood\tPrice\n";
  cout.precision(2);  
  cout.setf(ios::fixed);
  for (int i=0; i<count; i++)
    cout<<i+1<<"\t"<<food[i]<<"\t"<<price[i]<<"\n";
}//printAll