Can someone help me please

[joshua100]

its a vending Machine problem
i need a program that displays

1. coke $1.20
2. Diet coke $1.00
3. Swiss Chocolate $1.40
4. Pulpy $1.50
5. iced coffee $1.55
6. Candy $0.95
7. End of transaction

each item name has to be in a array
and item price in another array.

one item can be chosen at a time, the vending machine should continuously display the menu, unless the transaction ends or if the customer has ran out of money
At the end of the transaction it should display the total cost


#include <iostream>
using namespace std;
int main ()
{
void displayHeader ();
void showMenu (string[],double[]);

double itemPrices [6];
itemPrices[0]=1.20;
itemPrices[1]=1.66;
itemPrices[2]=1.40;
itemPrices[3]=1.50;
itemPrices[4]=1.55;
itemPrices[5]=0.95;

string itemNames [6];
itemNames[0]="Coke";
itemNames[1]="Diet Coke";
itemNames[2]="Swiss Chocoalate";
itemNames[3]="Pulpy";
itemNames[4]="Iced Coffee";
itemNames[5]="Candy";






system ("PAUSE");
return 0;
}

i'm stuck please help :(