#include <iostream>
#include <cstdlib>
#include <string>
#include <ctime>
#include <cstdio>
#include <random>
#include <set>
int main() {

	int least = 1;
	int most = 20;

	int userScore = 0;
	int A = 2;
	int B = 3;
	int C;
	int D;
	int targetNumber2 = rand();
	int targetNumber1 = rand() % most + least;
	int userChoice;

	while (userScore < 10)
	{
		std::cout << "User's score is " << userScore << std::endl;
		// This "cout" statement is for preparing the user to answer one of the given question.
		std::cout << "Decide whether " << targetNumber1 << " is one of the multiples or is not a muliple at all " << std::endl;
		if (A = targetNumber1 % 2 == 0)
		{
			userScore = +1;
		}
		else
		{
			userScore = -1;
		}
		std::cout << "A. The number is a multiple of 2. " << std::endl;
		if (B = targetNumber1 % 3 == 0)
		{
			userScore = +1;
		}
		else
		{
			userScore = -1;
		}
		std::cout << "B. The number is a multiple of 3. " << std::endl;
		if ( C = (targetNumber1 % 2 == 0 && targetNumber1 % 3 == 0))
		{
			userScore = +1;
		}
		else
		{
			userScore = -1;
		}
		std::cout << "C. The number is a multiple of both 2 and 3. " << std::endl;
		if (D = (targetNumber1 == 1 &&  targetNumber1 == 5 && targetNumber1 == 7 && targetNumber1 == 11 &&  targetNumber1 == 13 && targetNumber1 == 17 && targetNumber1 & 19))
		{
			userScore = +1;
		}
		else
		{
			userScore = -1;
		}
		std::cout << "D. None of these are true. " << D << std::endl;
	}

	return 0;
}