oops3

#include<iostream.h>
#include<conio.h>
class item
{
    int code;
    float price;
public:
void getdata()
    {
        cout<<"enter the item code and price\n";
        cin>>code>>price;
    }
void del(int d)
    {
        if(code==d)
        {
            price=0;
        }
    }
void display()
    {
        cout<<"code=\t"<<code<<"\tprice=\t"<<price<<"\n";
    }
float show()
    {
        return price;
    }
};
void main()
{
    item t[100];
    char ch;
    int n,x,d,c,i;
    float s=0;
    do
    {
    cout<<"enter 1 for adding an item\n"<<"enter 2 for deleting an item\n"<<"enter 3 for displaying\n";
    cout<<"make a choice\n";
    cin>>x;
     switch(x)
     {
     case 1:
     cout<<"enter the no of items";
     cin>>n;
     for(i=0;i<n;i++)
     {
        t[i].getdata();
     }
     break;
     case 2:
        cout<<"enter the item to be deleted\n";
        cin>>d;
        for(i=0;i<n;i++)
        {
          t[i].del(d);
        }
        break;
      case 3:
        cout<<"press 1 for displaying total item\n"<<"press 2 for displaying total price";
        cin>>c;
        switch(c)
        {

          case 1:
            for(i=0;i<n;i++)
            {
             t[i].display();
            }
            break;
           case 2:
             for(i=0;i<n;i++)
             {
               s=s+t[i].show();
             }
             cout<<"total price=\t"<<s;
            break;
        }
        break;
        default:
            cout<<"wrong choice.............\n";
            break;
    }
     cout<<"do u want to continue y/n\n";
     ch=getch();
    }

     while(ch!='n');

}