liststability.cpp

来自「Think in C++ 2nd」· C++ 代码 · 共 38 行

//: C20:ListStability.cpp
// From Thinking in C++, 2nd Edition
// Available at http://www.BruceEckel.com
// (c) Bruce Eckel 1999
// Copyright notice in Copyright.txt
// Things don't move around in lists
#include "Noisy.h"
#include <list>
#include <iostream>
#include <algorithm>
using namespace std;

int main() {
  list<Noisy> l;
  ostream_iterator<Noisy> out(cout, " ");
  generate_n(back_inserter(l), 25, NoisyGen());
  cout << "\n Printing the list:" << endl;
  copy(l.begin(), l.end(), out);
  cout << "\n Reversing the list:" << endl;
  l.reverse();
  copy(l.begin(), l.end(), out);
  cout << "\n Sorting the list:" << endl;
  l.sort();
  copy(l.begin(), l.end(), out);
  cout << "\n Swapping two elements:" << endl;
  list<Noisy>::iterator it1, it2;
  it1 = it2 = l.begin();
  it2++;
  swap(*it1, *it2);
  cout << endl;
  copy(l.begin(), l.end(), out);
  cout << "\n Using generic reverse(): " << endl;
  reverse(l.begin(), l.end());
  cout << endl;
  copy(l.begin(), l.end(), out);
  cout << "\n Cleanup" << endl;
} ///:~