/*
Author: Anthony Rodriguez, DeAndre Rogers
Date: Nov 6 19
Class: ITSE 1302 - Intro to Computer Programming
Instructor: Prof  Welch
The Math Tutor 2
*/


#include <iostream> //cin, cout
#include <iomanip> // setw(), fixed, showpoint, setprecision
#include <string> // get string
#include <cstdlib> // rand()
#include <ctime> // get rand seed
using namespace std;

//function prototypes
double addition(double numA,double numB);
double subtraction(double numA,double numB);
double multiplication(double numA,double numB);
double division(double numA,double numB);
int displayMenu();
void add(double numA,double numB,double& numC);
void sub(double numA,double numB,double& numC);
void mult(double numA,double numB, double& numC);
void div(double numA,double numB, double& numC);
int compliment(int compA, int compB, int compC, int compD);
int encourage(int encorA, int encorB, int encorC, int encorD);



int main()
{
  int choice;
  int numA;
  int numB;



  do
	{
    //Seed the random number generator
		seed = time(0);


		srand(seed);
		num_A = 1 + rand() % 12;
		num_B = 1 + rand() % 12;

		cout << "1. Add\n"
			<< "2. Subtract\n"
			<< "3. Multiply\n"
      << "4. Divide\n"
			<< "5. Exit\n";
		cin >> choice;

		if (choice >= 1 && choice <= 5)
		{

			cout << "Enter the total to the following problem:\n";
			cout << "   " << num_A << endl;

			switch (choice)
			{
			case 1: cout << " + ";
				total = num_A + num_B;
				break;
			case 2: total = num_A - num_B;
				cout << " - ";
				break;
			case 3: total = num_A * num_B;
				cout << " * ";
				break;
      case 4: total = num_A / num_B;
      cout << " / ";
			}


			cout << num_B << endl;
			cout << " ------\n   ";
			cin >> Input;

			if (Input == total)
				cout << "\nGreat Job! " << Input << " is the correct answer.\n\n";
			else
			{
				cout << "\nWrong!\n";
				cout << "The correct answer is " << total << endl;
			}
		}
		if (choice < 1 || choice > 5)
		{
			cout << "Error 404: Please enter the number in range. (Between 1 & 5)\n";
		}
		if (choice == 5)
			cout << "Exiting! See ya around!\n\n";

	} while (choice != 5);

	cin.get();
	return 0;

}

//Menu function
/*int displayMenu() {
  int choice;

  cout << "----------------"<< endl;
  cout << " Math Tutor Menu \n";
  cout << "----------------"<< endl;
  cout << "1. Addition" << endl;
  cout << "2. Subtraction " << endl;
  cout << "3. Multiplication" << endl;
  cout << "4. Division " << endl;
  cout << "5. Quit the program " <<endl << endl;

  cin >> choice;

	cout << endl;
	return choice;
}
*/
//addition
void add(double numA,double numB,double& numC){
numA = (rand() % (maxNum - minNum + 1)) + minNum;
numB = (rand() % (maxNum - minNum + 1)) + minNum;
numC = numA + numB;


}

double addition(double numA,double numB){

double sum = 0;
sum = numA + numB;
return sum;

}

//subtraction
void sub(double numA,double numB,double& numC){
numA = (rand() % (maxNum - minNum + 1)) + minNum;
numB = (rand() % (maxNum - minNum + 1)) + minNum;
numC = numA - numB;

}

double subtraction(double numA,double numB){

double total = 0;
total = numA - numB;
return total;

}
//multiplication
void mult(double numA,double numB, double& numC){
numA = (rand() % (maxNum - minNum + 1)) + minNum;
numB = (rand() % (maxNum - minNum + 1)) + minNum;
numC = numA * numB;

}

double multiplication(double numA,double numB){

double total = 0;
total = numA * numB;
return total;

}
//division
void div(double numA,double numB, double& numC){

numA = (rand() % (maxNum - minNum + 1)) + minNum;
numB = (rand() % (maxNum - minNum + 1)) + minNum;
numC = numA / numB;

}

double division(double numA,double numB){

double total = 0;
total = numA / numB;
return total;

}

//int compliment() {