C++ Exam Grader Code *Note this is an All or Nothing points award: The first per

Question

C++ Exam Grader Code

*Note this is an All or Nothing points award: The first person to provide an entire working code with comments will be awarded the full 3000 points.

* Please use proper indentation and commenting so I can follow the code through step by step.

*Please do not use advanced coding techniques, I am still starting out in C++, so this code I am requesting is not to submit as homework but rather to learn from.

    * To give you a sense, we have only covered decision structures, loops, functions, arrays, searching and sorting arrays,  pointers, and basic file operations.

* Please include entire code only in main.cpp file.

*Note we are ONLY using the MS Visual Studio 2010 and it must work and compile on that.

Problem: You have been hired by a school district to write a program that will grade multiple choice exams and provide a report listing the grade (numeric and letter) for each student, the problems missed for each student (including the student

Explanation / Answer

#include #include #include #include void getAnswerKeys(char*& ansKeys, int& n);char letterGrade(double score);double mean(int* freq, int n);double median(int* freq, int n);double mode(int* freq, int n);int main(){ char* keys; int n; // number of questions getAnswerKeys(keys, n); // Open exams.txt std::ifstream examStream("exams.txt"); if (!examStream) { std::cerr

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