Demo.arrayIntro.cpp

//************************************************************************
// Author: Rolando Carreon
// Date: apr 8 2025
// Language: C++
// Assignment: Array Intro Demo
// Description: Hello World Program
//************************************************************************

#include<iostream>
using namespace std;

int main()
{
    // declare local variables
    int grades[3];
    int sum = 0;
    float average;
    int highest;
    
    // get the grades from the user and populate the array
    for (int i = 0; i < 3; i++)
    {
        cout << "Enter the grade for student " << i + 1 << ": ";
        cin >> grades[i];
        sum += grades[i]; // add the grade to the total sum
    }
    
    // calculate and display the average grade
    // make sure to use floatting-point math for the average
    average = sum / 3.0;
    cout << "The average grade is: " << average << endl;
    
    
    
    // find a display the highest grade
    highest = grades[0]; // assume the 1st grade is the highest
    
    // iterate through the array looking for a higher grade
    for (int i = 1; i < 3; i++)
    {
        if (grades[i] > highest)
        {
            highest = grades[i]; // update the highest grade
        }
    }
    
    cout << "The highest grade is: " << highest << endl;

    return 0;
}