syrvey.cpp

#include <iostream>
#include <iomanip>
#include <fstream>
#include <string>

using namespace std;

int main ()
{
	// Declarations
	string results;
	string reply;
	string seen;
	string name;
	int age;
	double score;
	// double average, under18yavg, under18navg, over18yavg, over18navg;
	int counter, under18y, under18n, over18y, over18n;
	int youngycount, oldycount, youngncount, oldncount;
	
	string inputFileName;
	ifstream inputFile;
	
	cout << fixed << showpoint << setprecision(2);
	cout << "Input file name: ";
	getline(cin, inputFileName);
	// Open the input file.
	inputFile.open(inputFileName.c_str());      // Need .c_str() to convert a C++ string to a C-style string
	// Check the file opened successfully.
	if ( ! inputFile.is_open()) {
		cout << "Unable to open input file." << endl;
		cout << "Press enter to continue...";
		getline(cin, reply);
		exit(1);
	}
	
	counter = 0;       // Must initialize the counter to zero
	score= 0;       // Must initialize the accumulator to zero.
	under18y= 0;
	under18n = 0;
	over18n = 0;
	over18y = 0;
    
	while (inputFile) {
	
		 inputFile >> name >> seen >> age >> score;
		cout << "Name = " << name << endl;
		cout << "Seen = " << seen << endl;
		cout << "Age = " << age << endl;
		cout << "score = " << score << endl; 
		
		if (seen == "y" && age < 18)
		{under18y = under18y + score;
			youngycount++;
		cout << "Under 18 y count = " << youngycount << endl; }
		
		if (seen == "n" && age < 18)
		{under18n += score;
		youngncount++;}
			
		if (seen == "y" && age >= 18)
		{over18y = over18y + score;
		oldycount++;}
					else {
			over18n = over18n + score;
			oldncount++;
}
		
			cout << "Total Score for the Under 18 who have seen the ad = " << under18y << endl;
	cout << "Total Score for the Under 18 who have not seen the ad = "<< under18n << endl;
		cout << "Total Score for Adults who have seen the ad = " << over18y << endl;
	cout << "Total Score for Adults who have not seen the ad = " << over18n << endl;}

		
		// Close the input file stream
		inputFile.close();
		cout << "Press enter to continue...";
		getline(cin, reply);
		return 0;	
		
	}