//This program average 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 score
	// Get the three test score.
	cout << "Enter 3 test scores and I will average them: " ;
	cin >> score1 >> score2 >> score3 ;
	
	// Display the 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 ;
	cout << endl ;
	
	//Calculate annd display the average score.
	average = (score1 + score2 + score3 ) / 3.0 ;
	cout << setprecision(1) << fixed ;
	cout << endl ;
	cout << "Your average is " << average <<endl << endl;
	
	//If the average is greater than 95, congratulate the user.
	if (average > 95)
	cout << "Congratulations! That's a high score! \n" << endl << endl;
	if (average > 90)
		cout << "Your grade is A" ;
		else if (average > 75)
		cout << "Your grade is B" ;
		else if (average > 60)
		cout << "Your grade is C" ;
		else if (average > 50)
		cout << "Your grade is D" ;
		else 
		cout << "Your grade is F" ;
	return 0 ;
}