stack3.cpp

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//: C20:Stack3.cpp
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Using a vector as a stack; modified Stack1.cpp
#include "../require.h"
#include <iostream>
#include <fstream>
#include <vector>
#include <string>
using namespace std;

int main(int argc, char* argv[]) {
  requireArgs(argc, 1);
  ifstream in(argv[1]);
  assure(in, argv[1]);
  vector<string> textlines;
  string line;
  while(getline(in, line)) 
    textlines.push_back(line + "\n");
  while(!textlines.empty()) {
    cout << textlines.back();
    textlines.pop_back();
  }
} ///:~