Average Grade Solver Using For Loop in C++

Machine Problem

Write a program that will ask the user to give a grade and then the program will compute the average grade using for loop statement in C++ programming language.

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Program Listing

/* average_grade_for_loop.cpp

   Jake Rodriguez Pomperada,MAED-IT,MIT

   www.jakerpomperada.com www.jakerpomperada.blogspot.com

   jakerpomperada@gmail.com

   Bacolod City, Negros Occidental Philippines

*/

#include <iostream>

#include <cmath>

using namespace std;

int main()

{

int NumGrades=0;

double grades=0.00;

double total=0.00,GradeAv=0.00;

cout <<"\n\n";

    cout <<"\tAverage Grade Solver Using For Loop in C++";

    cout <<"\n\n";

for (NumGrades = 0;; NumGrades++)

{

cout << "\tEnter the Grade No. " << (NumGrades+1) 

<< ".  (Press -1 To Stop ) : ";

cin >> grades;

total += grades;

if (grades == -1) {

GradeAv = ceil((total / NumGrades));

cout << "\n\n\tThe average of Grade is " << 

     GradeAv<< ".";

break;

}

     }

      cout <<"\n\n";

  cout <<"\tEnd of Program";

  cout <<"\n";

}