#include <iomanip>
#include <iostream>
#include <sstream>
#include <string>
 
using namespace std;
 
int main () {
 
    string test = "   first     \"  in \\\"quotes \"  last";
    istringstream strm(test);
 
    while (!strm.eof()) {
 
        string token;
        auto startpos = strm.tellg();
        strm >> quoted(token);
        auto endpos = strm.tellg();
        if (endpos == -1) endpos = test.length();
 
        cout << token << ": " << startpos << " " << endpos << endl;
 
    }
 
}
 

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