#include <iostream>
#include <ctime>
#include <cstdlib>

using namespace std;

double chance();
double shoot(int distance);
void play();

const double MAX = 1.0;
int main()
{
        int rounds = 1;
        int choice = 1;
        cout << "Welcome to Archery Shooting Simulation" << endl;
        while (choice != 0)
        {
                srand(time(NULL)); // Seeds a random number
                cout << "Round " << rounds << ":" << endl;
                play();
                rounds++;

                cout << endl << "Enter 0 to exit, any other value to play again: ";
                cin >> choice;
        }

        return 0;
}

double chance()
{
        double num = ((double)rand()) / (double)RAND_MAX;
        return num;
}

double shoot(int destination)
{
        double score = 0;
        double shot = chance();
        switch (destination)
        {
        case 10:
                if (shot < .5)
                      return  score = 5;
                else if (shot >= .5 && shot < .9)
                       return score = 3;
                else if (shot >= .9 && shot < .95)
                        return score = 1;
                else if (shot >= .95 && shot < 1)
                        return score = 0;
                break;
        case 20:
                if (shot < .4)
                       return score = 5;
                else if (shot >= .4 && shot < .8)
                       return score = 3;
                else if (shot >= .8 && shot < .9)
                      return  score = 1;
                else if (shot >= .9 && shot < 1)
                     return   score = 0;
                break;
        case 30:
                if (shot < .3)
                     return   score = 5;
                else if (shot >= .3 && shot < .6)
                      return  score = 3;
                else if (shot >= .6 && shot < .75)
                      return  score = 1;
                else if (shot >= .75 && shot < 1)
                       return score = 0;
                break;
        case 40:
                if (shot < .2)
                     return   score = 5;
                else if (shot >= .2 && shot < .4)
                     return   score = 3;
                else if (shot >= .4 && shot < .6)
                       return score = 1;
                else if (shot >= .6 && shot < 1)
                      return  score = 0;
                break;
        case 50:
                if (shot < .1)
                      return  score = 5;
                else if (shot >= .1 && shot < .2)
                     return   score = 3;
                else if (shot >= .2 && shot < .45)
                      return  score = 1;
                else if (shot >= .45 && shot < 1)
                       return score = 0;
                break;
        }
}

void play()
{
        int totalscore = 0;
        double zscore;
        for (int i = 1; i <= 5; i++)
        {
                zscore = shoot(i*10);
                cout << "Distance " << i*10 << ": " << zscore << endl;
                totalscore += zscore;
        }
        cout << "------------------" << endl;
        cout << "Total Score: " << totalscore << " points" << endl;
}