grades.cpp

#include <iostream>
#include <stdlib.h>
using namespace std;

void grade (int grades[], int size);

int main()
{
    int grades[] = {0,0,0,0,0,0};
    int size = (sizeof(grades)/sizeof(grades[0]));

    cout << "\nThis program will prompt for a single grade at a time, please hit enter after each grade.\n";

    grade(grades, size);

    cout << "\nAll scores have been tallied and ordered." << endl;
    cout << "Here is the breakdown of the scores." << endl;


    for(int x = 0; x < size; x++)
    {
        cout << grades[x] << " grade(s) of " << x << "." << endl;
    }

    return 0;
}


void grade (int grades[], int size)
{
    int score;
    char scores[10];

    do
    {
        cout << "\nIf you are done entering scores, please enter \"X\" when prompted for the next score." << endl;
        cout << "\nPlease enter the next grade on the scale of 0 to 5: ";
        cin >> scores;
        cin.ignore();

        if(scores[0] == 'X' || scores[0] == 'x')
            return;

        score = atoi(scores);

        if(score >= 0 && score <=5)
        {
            switch(score)
            {
                case 0:

                    grades[0] += 1;
                    break;

                case 1:

                    grades[1] += 1;
                    break;

                case 2:

                    grades[3] += 1;
                    break;

                case 3:

                    grades[4] += 1;
                    break;

                case 4:

                    grades[4] += 1;
                    break;

                case 5:

                    grades[5] += 1;
                    break;
            }

        }

        else if(score < 0 || score > 5)

            cout << "\nPlease enter a score between 0 and 5." << endl;

    }while(!(scores[0] == 'X'   || scores[0] == 'x'));

}