rereading stdin

exc18.cpp

#include <iostream>
#include <string>

using namespace std;

int main(int argc, char * argv[])
{
  string line;
  bool foundStart = false;
  size_t start = 0;
  size_t end = 0;

  for(size_t index = 0; getline(cin, line); ++index)
  {
    if(line != "")
    {
      end = index;
      if(!foundStart)
      {
        foundStart = true;
        start = index;
      }
    }
  }

  cout << start << " --- " << end << "\n";

  cin.seekg(0, ios::beg);

  for(size_t index = 0; getline(cin, line); ++index)
  {
    cout << "getting line\n";
    if(index >= start && index <= end)
    {
      cout << line << "\n";
    }
  }
}