#41 (3) - Reverse Words.txt

#include<iostream>
#include<vector>
#include<string>
using namespace std;

string ReadString()
{
	string Word;
	cout << "Please enter yor string ?" << endl;
	getline(cin, Word);
	return Word;
}

vector <string> SplitString(string S1, string delim)
{
	short pos = 0;
	string sWord = "";
	vector <string> vString;

	while ((pos = S1.find(delim)) != std::string::npos)
	{
		sWord = S1.substr(0, pos);
		if (sWord != "")
		{
			vString.push_back(sWord);
		}

		S1.erase(0, pos + delim.length());
	}

	if (S1 != "")
	{
		vString.push_back(S1);
	}

	return vString;
}

string ReverseWordsInString(string S1)
{
	vector <string> vString = SplitString(S1, " ");

	string S2 = "";

	vector <string>::iterator iter = vString.end();

	while (iter != vString.begin())
	{
		--iter;

		S2 += *iter + " ";
	}

	S2 = S2.substr(0, S2.length() - 1);
	return S2;
}

int main()
{
	string S1 = ReadString();

	cout << "\n\nString after Reversing words :\n";
	cout << ReverseWordsInString(S1) << endl;

	return 0;
}