//skriv till
int main()
{
	int rows;
	string fileName;
	ofstream outfile;
	cout << "Enter number of rows: ";
	cin >> rows;
	cout << "Enter the file name: ";
	cin >> fileName;

	outfile.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\" + fileName + ".txt", ofstream::out | ofstream::app);
	string newline;
	for (int i = 0; i < rows; i++)
	{
		cout << "Enter line " << i + 1 << ": ";
		cin.ignore();
		getline(cin, newline);
		outfile << newline << endl;
	}
	outfile.close();
}

// slå ihop
int main()
{
	string fileName1, fileName2, fileName3;
	cout << "Enter the first file name: ";
	cin >> fileName1;
	cout << "Enter the second file name: ";
	cin >> fileName2;
	cout << "Enter the third file name: ";
	cin >> fileName3;
	ofstream outfile;
	ifstream infile1, infile2;
	outfile.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\" + fileName1 + ".txt", ofstream::out | ofstream::app);
	infile1.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\" + fileName2 + ".txt", ifstream::in);
	string line;
	while (!infile1.eof())
	{
		getline(infile1, line);
		outfile << line << endl;
	}
	infile1.close();
	infile2.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\" + fileName3 + ".txt", ifstream::in);
	while (!infile2.eof())
	{
		getline(infile2, line);
		outfile << line << endl;
	}
	infile2.close();
	outfile.close();
}

//To lower
int main()
{
	ofstream outfile;
	ifstream infile;
	outfile.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\lower.txt", ofstream::out | ofstream::app);
	infile.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\test1.txt", ifstream::in);
	string line;
	while (!infile.eof())
	{
		getline(infile, line);
		for (char ch : line)
		{
			ch = tolower(ch);
			outfile << ch;
		}
		outfile << "\n";
	}
}

//To lower del två
int main()
{
	vector<char> vowelList = { 'a', 'e', 'i', 'o', 'u', 'y' };
	ofstream outfile;
	ifstream infile;
	outfile.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\vowelUpper.txt", ofstream::out | ofstream::app);
	infile.open("C:\\Users\\elvir\\Desktop\\IoT\\C++\\Labbar\\lower.txt", ifstream::in);
	string line;
	while (!infile.eof())
	{
		getline(infile, line);
		for (char ch : line)
		{
			if (find(vowelList.begin(), vowelList.end(), ch) != vowelList.end())
			{
				ch = toupper(ch);
				outfile << ch;
			}
			else
			{
				outfile << ch;
			}
		}
		outfile << "\n";
	}
}