// This program averages three test scores
#include <iostream>
#include <iomanip>
using namespace std;

int main ()
{
	double score1, score2, score3; //To hold three test scores
	double average;				//To hold the average scores
	//Get the three test scores.
	cout << "Enter 3 test scores and I will average them: ";
	cin >> score1 >> score2 >> score3 ;
	
	//Display the test scores.
	cout << "\nYour test scores\n";
	cout << "----------------\n";
	cout << setprecision (2) << fixed;
	cout <<"Test 1: " << setw(8) << score1 << endl;
	cout <<"Test 2: " << setw(8) << score2 << endl;
	cout <<"Test 3: " << setw(8) << score3 << endl<<endl;
	
	//Calculate and display the average score.
	average = ( score1 + score2 + score3 ) /3.0;
	cout << fixed << showpoint << setprecision (1);
	cout << "Your average is " << average <<endl<<endl;
	
	//If the average is greater than 90 congratulaons the user. if (average >95)
	if (average >95)
		cout <<"Congratulations! That's a high score!\n\n\n";
	if (average >90)
		cout <<"Your grade is A\n";
		else if (average >75)
		cout <<"Your grade is B\n";
		else if (average >60)
		cout << "Your grade is C\n";
		else if (average >50)
		cout << "Your grade is D\n";
		else
		cout << "Your grade is F\n";
		
	return 0;
	
}