#include <iostream>
#include <fstream>
#include <string>
using namespace std;

class student
{
public:  //feel free to ingore this public
	string fname;
	string lname;
	int id;
	double ex1;
	double ex2;
	double ex3;

	double average;
};

int main()
{
	//step 0: opens files, etc.
	ifsteam infile("studentData.txt");

	//step 1: Get number of students from file
	int numStudents;
	infile >> numStudents;

	//step 2: Make an array
	student* studentArray = new student[numStudents];

	//step 3: Read in each student's info from the file
	for (int i = 0; i < numStudents; i++)
	{
		//Step 3.1: Read in student's info
		studentArray[i] = readStudentFromFile(infile);
	}

	//step 4: compute average grade for each student
	for (int i = 0; i < numStudent; i++)
	{
		setAverageGrade(studentArray[i]);
	}

	//step 5: sort students by average
	selectionSort(studentArray, 0, numStudents);

	//step 6: write students to output file
	ofstream outfile("sortedAverage.txt");
	writeStudentsToFile(studentArray, numStudents, outfile);

	return 0;
}