program solved

I posted this about a month ago asking for help but it was taken down like a couple of days ago. I wanted to put it back up for anyone that needed help or wanted to see a program for structs.

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

class Student
{
	private:
		int identification;
		double Grading;
		string FirstName, LastName;

	public:
		int getidentification ()
		{
			return identification;
		}
		void setidentification (int number)
		{
			identification = number;
		}
		double getGrading ()
		{
			return Grading;
		}
		void setGrading(double number)
		{
			Grading = number;
		}
		string getFirstName ()
		{
			return FirstName;
		}
		void setFirstName (string name)
		{
			FirstName = name;
		}

		string getLastName ()
		{
			return LastName;
		}
		void setLastName (string name)
		{
			LastName = name;
		}
};

void sort (Student studentone, Student studentTwo, Student studentThree)
{
	Student first, second, third;

	if (studentone.getGrading() > studentTwo.getGrading())
	{
		if (studentone.getGrading() > studentThree.getGrading())
		{
			first = studentone;

			if (studentTwo.getGrading() > studentThree.getGrading())
			{
				second = studentTwo;
				third = studentThree;
			}
			else
			{
				second = studentThree;
				third = studentTwo;
			}
		}
		else
		{
			first = studentThree;

			if (studentone.getGrading() > studentTwo.getGrading())
			{
				second = studentone;
				third = studentTwo;
			}
			else
			{
				second = studentTwo;
				third = studentone;
			}
		}
	}

	else
	{
		if (studentTwo.getGrading() > studentThree.getGrading())
		{
			first = studentTwo;

			if (studentone.getGrading() > studentThree.getGrading())
			{
				second = studentone;
				third = studentThree;
			}
			else
			{
				second = studentThree;
				third = studentone;
			}
		}
		else
		{
			first = studentThree;

			if (studentone.getGrading() > studentTwo.getGrading())
			{
				second = studentone;
				third = studentTwo;
			}
			else
			{
				second = studentTwo;
				third = studentone;
			}
		}
	}

	cout << setfill('0') << setw(3) << first.getidentification() << " ";
	cout << setprecision(5) << first.getGPA() << " " << first.getFirstName() << endl;

	cout << setfill('0') << setw(3) << second.getidentification() << " ";
	cout << setprecision(5) << second.getGPA() << " " << second.getFirstName() << endl;

	cout << setfill('0') << setw(3) << third.getidentification() << " ";
	cout << setprecision(5) << third.getGPA() << " " << third.getFirstName() << endl;
}

int main ()
{
	
	Student ChrisBosh, DwyaneWade, LeBronJames;

	LeBronJames.setFirstName("LeBron");
	LeBronJames.setLastName("James");
	LeBronJames.setidentification(0006);
	LeBronJames.setGrading(3.0);

	ChrisBosh.setFirstName("Chris");
	ChrisBosh.setLastName("Bosh");
	ChrisBosh.setidentification(0001);
	ChrisBosh.setGrading(2.0);

	DwyaneWade.setFirstName("Dwyane");
	DwyaneWade.setLastName("Wade");
	DwyaneWade.setidentification(0003);
	DwyaneWade.setGrading(4.0);

	sort(DwyaneWade, ChrisBosh, LeBronJames);

	system("pause");

	return 0;


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