Breakfast Menu, C++ (gcc)

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//g++  7.4.0

//note: codes shared by Rezaul Hoque on rextester are not for sale; they are created and shared to facilitate the algorithm learning process; many like Hoque use this platform to practice programming ;Rezaul hopes his contribution helps others to fine tune their learning;
#include <iostream>
using namespace std;
void package1(int &, int &);
void package2(int &, int &);
void package3(int &, int &);
void package4(int &, int &);
void printorder(int,int);
void package1(int& rqty, int& rprice)
{
cout<<"Package 1 has 2 parathas, 1 scrambled egg and 1 chai. It costs Tk 50.";
cout<<"Place your order here: ";
cin>>rqty;
cout<<"And unit price: ";
cin>>rprice;
}

void package2(int& rqty, int& rprice)
{
cout<<"Package 2 has 2 rotis, 1 dal and 1 chai/coffee. It costs Tk 40.";
cout<<"Place your order here: ";
cin>>rqty;
cout<<"And unit price: ";
cin>>rprice;
}
void package3(int& rqty, int& rprice)
{
cout<<"Package 3 has 2 slices of bread, jelly and 1 egg. It costs Tk 35.";
cout<<"Place your order here: ";
cin>>rqty;
cout<<"And unit price: ";
cin>>rprice;
}
void package4(int& rqty, int& rprice)
{
cout<<"Package 4 has 2 toasts, 1 boiled egg, 1 gravy and 1 chai. It costs Tk 100.";
cout<<"Place your order here: ";
cin>>rqty;
cout<<"And unit price: ";
cin>>rprice;
}
void printorder(int qty, int price)
{
cout<<"You have ordered "<<qty<<" units.\n";
cout<<"And total bill is  "<<qty*price <<" taka only.";
}

int main()
{
void (*pFunc) (int&, int&);
bool fQuit=false;
int qty=0;
int price =0;
int choice;
while (fQuit==false)
{
cout <<"(0)Quit (1)Package1 (2)Package2 (3)Package3 (4)Package4.";
cin>>choice;
switch(choice)
{
case 1:
package1(qty, price); break;
case 2:
package2(qty, price);break;

case 3:
package3(qty, price); break;

case 4:
package4(qty, price); break;

default:
fQuit=true;
break;
}
if (fQuit)
break;
pFunc(qty, price);
printorder(qty,price);
}
}

Show compiler warnings [ + ] Compiler args [ + ] Show input
Compilation time: 0.42 sec, absolute running time: 0.17 sec, cpu time: 0.01 sec, memory peak: 5 Mb, absolute service time: 0,67 sec