//This program calculates the average
//of three test scores.
#include <iostream>
#include <cmath>
using namespace std;

int main()
{
	double test1,test2,test3; // To hold scores
	double average;           // To hold average
	
	//Get the three test scores.
	cout<<"Enter the first test score: ";
	cin>>test1;
	cout<<"Enter the second test score: ";
	cin>>test2;
	cout<<"Enter the third test score: ";
	cin>>test3;
	
	//Calculate the average of the scores.
	average=(test1+test2+test3)/3.0;
	
	//Display the average.
	cout<< "The average score is: "<<average<<endl;
	return 0;
}