Functions Exercise Part 17

#include <iostream>
#include <cstdlib>
#include <time.h>

int EnemiesChoice()
{
    int randomlygeneratedchoice = (rand() % 3) + 1;
    return randomlygeneratedchoice;
}

int PlayGame(int compChoice, int userChoice)
{
    if (compChoice == userChoice)
    {
        return 0;
    }
    if (compChoice == 1 && userChoice == 2)
    {
        return 1;
    }
    if (compChoice == 2 && userChoice == 3)
    {
        return 1;
    }
    if (compChoice == 3 && userChoice == 1)
    {
        return 1;
    }

    return 2;
}

int main()
{
    srand(time(0));
    bool isGameOver = false;
    int enemiesChoice, usersChoice;

    do
    {
        enemiesChoice = EnemiesChoice();
        std::cout << "Please chose one fo the following: " << std::endl << std::endl;
        std::cout << "1. Rock" << std::endl;
        std::cout << "2. Paper" << std::endl;
        std::cout << "3. Scissors" << std::endl << std::endl;
        std::cout << "Your Choice: ";
        std::cin >> usersChoice;

        if (usersChoice == 1 || usersChoice == 2 || usersChoice == 3)
        {
            int gameResult = PlayGame(enemiesChoice, usersChoice);

            if (gameResult == 1) //User won
            {
                std::cout << "Congrats! You won!" << std::endl;
                isGameOver = true;
            }
            else if (gameResult == 2) //Computer won
            {
                std::cout << "Sorry, You lost!" << std::endl;
                isGameOver = true;
            }
            else // it was a tie :(
            {
                std::cout << "It was a tie! Play again to determine the winner!" << std::endl << std::endl;
            }
        }
        else
        {
            std::cout << "Please enter a valid choice!" << std::endl << std::endl;
        }

    } while (!isGameOver);

    std::cout << "Thanks for playing!" << std::endl;

    system("pause");
    return 0;
}