Need help with code
This is a math tutor program. I am having an issue when I enter -1 to exit to the main menu it is not working. any help will be appreciated.
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// This program is a math tutor
#include <iostream>
#include <cstdlib>
#include <cmath>
#include <ctime>
using namespace std;
void getMenu (int &);
void addition (int, int);
void getRandon ( int &, int &);
int main()
{
int num1, num2;
int choice;
getMenu(choice);
do
{
getRandon (num1, num2);
switch (choice)
{
case 1: addition(num1,num2);
break;
}
} while (choice != 6);
return 0;
}
void getMenu(int &rchoice)
{
cout << "Menu \n\n"
<< "1. Addition \n"
<< "2. Subtraction \n"
<< "3. Multiplication \n"
<< "4. Division \n"
<< "5. Modulus \n"
<< "6. Quit \n\n"
<< "Enter your choice: ";
cin >> rchoice;
while (rchoice < 1 || rchoice > 6)
{
cout << "Enter a choice in the range of 1 - 6: \n";
cin >> rchoice;
}
}
void addition (int n1, int n2)
{
int answer;
int countCorrect = 0;
int countIncorrect = 0;
//do
//{
cout << "What is " << n1 << " + " << n2 << endl;
cout << "Enter your answer or (-1 to return to the menu.)\n";
cin >> answer;
if (answer != -1)
{
if (answer != n1 + n2)
{
cout << "No. Try again!\n";
cin >> answer;
}
else
{
cout << "Very Good \n";
}
}
//} while (answer != -1);
}
void getRandon (int &rNum1, int &rNum2)
{
srand(time(0));
rNum1 = 1 + rand() % 50;
rNum2 = 1 + rand() % 50;
}
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