//      File name:      hw6.cpp
//      Author:         Benjamin Freeman
//      Instructor:     Dr. John Wang
//      Due date:       Wed., Nov. 28, 2007
//      Compilation:    g++ hw6.cpp -o hw6.out
//      Execution:      ./hw6.out
//
//      Goal: This program will calculate the average of a group of test 
//	scores, where the lowest score in the group is dropped.      

#include <iostream>

using namespace std;
void getScore(int&, int&, int&, int&, int&);
int findLowest(int s1, int s2, int s3, int s4, int s5);
void calAverage(int, int, int, int, int);
int main()
{

	int s1, s2, s3, s4, s5;
	
	getScore(s1,s2,s3,s4,s5);
	calAverage(s1, s2, s3, s4, s5);

	return 0;
}

//-------------------------------------
void getScore(int& s1, int& s2, int& s3, int& s4, int& s5)
{
	cout << "Input the first score: ";
	cin >> s1;
	
	while(s1<0 || s1>100) 	// validation
	{	
		cout << "Input the first score: ";
	        cin >> s1;
	}
	cout << "Input the second score: ";
	cin >> s2;
	while(s2<0 || s2>100)  
        {
                cout << "Input the second score: ";
                cin >> s2;
        }

	cout << "Input the third score: ";
	cin >> s3;
	while(s3<0 || s3>100)   // validation
        {
                cout << "Input the third score: ";
                cin >> s3;
        }

	cout << "Input the fourth score: ";
	cin >> s4;
	while(s4<0 || s4>100)   // validation
        {
                cout << "Input the fourth score: ";
                cin >> s4;
        }

	cout << "Input the fifth score: ";
	cin >> s5;
	while(s5<0 || s5>100)   // validation
        {
                cout << "Input the fifth score: ";
                cin >> s5;
        }
}
//-------------------------------------
int findLowest(int s1, int s2, int s3, int s4, int s5)
{
	int lowest = s1;
	if(lowest > s2)
		lowest = s2;
	if(lowest > s3)
		lowest = s3;
	if(lowest > s4)
		lowest = s4;
	if(lowest > s5)
		lowest = s5;

	return lowest;
}
//-------------------------------------
void calAverage(int s1, int s2, int s3, int s4, int s5)
{
	
	int lowest =  findLowest(s1, s2, s3, s4, s5);

	float avg = (s1+s2+s3+s4+s5-lowest)/4.0;

	cout << "The average is: " << avg << endl;
}