#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
 
using namespace std;
 
void printvector(vector<int> vec)
{
	cout << "current:\n";
	for (unsigned int i = 0; i < vec.size(); i++)
	{
		cout << vec[i] << " ";
	}
	cout << endl;
}
 
vector<int> doublevec (vector<int> vec)
{
	vector<int> newvec;
 
	for (unsigned int i = 0; i < vec.size(); i++)
	{
		newvec.push_back(vec[i] * 2);
	}
	return newvec;
}
 
bool findstring (vector<string> haystack, string needle)
{
	for (unsigned int i = 0; i < haystack.size(); i++)
	{
		if (haystack[i] == needle) {
			return true;
		}
	}
	return false;
}
 
string promptandget ()
{
	string name;
	cout << endl << "Please give an book name: ";
	getline(cin,name);
	return name;
}
 
string stringvectostring(vector<string> vec)
{
	string out;
 
	for (unsigned int i = 0; i < vec.size(); i++)
	{
		out = out + vec[i] + ", ";
	}
	return out;
}
 
void promptandadd(vector<string> & vec)
{
	string name;
	cout << endl << "Please give an book name: ";
	getline(cin,name);
	if (findstring(vec,name)) {
		cout << "Sorry but I already have an book by that name";
	}
	else {
		cout << "ok I will add and book by the name of " << name << " to the list of books\n";
		vec.push_back(name);
	}
}
 
vector<int> makevec(int x)
{
	vector<int> data;
 
	data.push_back(x);
	data.push_back(x*2);
	data.push_back(x*3);
	return data;
}
 
int main()
{
	vector<int> data;
 
	data.push_back(1);
	data.push_back(2);
 
	printvector(data);
 
	data = doublevec(data);
	printvector(data);
 
	cout << "here is the new one!\n";
	vector<int> newvec = makevec(2);
	printvector(newvec);
 
	newvec = data;
	printvector(newvec);
 
	vector<string> books;
 
	cout << "Add Bible.\n";
	books.push_back("Bible");
 
	cout << stringvectostring(books) << endl;
 
 
	books.push_back(promptandget());
	books.push_back(promptandget());
	books.push_back(promptandget());
 
	cout << "Added a few more books\n";
 
	cout << stringvectostring(books) << endl;
 
	promptandadd(books);
	promptandadd(books);
 
	cout << "Added a few more books\n";
 
	cout << stringvectostring(books) << endl;
/*	
	vector<string> flippedbooks = flipbooks(books);
 
	cout << "flipped books\n";
 
	cout << stringvectostring(flippedbooks) << endl;
	*/
	system("pause");
	return(0);
}

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