//
// This is example code from Chapter 11.7 "Using non-standard separators" of
// "Programming -- Principles and Practice Using C++" by Bjarne Stroustrup
//

#include <iostream>
#include <string>
#include <sstream>
#include <vector>
#include <fstream>

using namespace std;

//------------------------------------------------------------------------------

int main() {
	fstream fs("chapter.11.7-problematic.txt");
    string line;
	while (getline(fs, line)) {            // read into line
		for (int i = 0; i < line.size(); ++i) // replace each punctuation character by a space 
			switch (line[i]) {
			case ';': case '.': case ',': case '?': case '!':
				line[i] = ' ';
			}

		stringstream ss(line);        // make an istream ss reading from line
		vector<string> vs;
		string word;
		while (ss >> word)            // read words without punctuation characters
			vs.push_back(word);
		for (string str : vs) cout << str << " ";
		cout << endl;
	}
}

//------------------------------------------------------------------------------