remove1.cpp

侯捷关于C++ STL的经典翻译作品《C++ 标准程序库》的书籍源代码

//p111
#include <iostream>
#include <list>
#include <algorithm>
#include <iterator>
using namespace std;

int main()
{
    list<int> coll;

    // insert elements from 6 to 1 and 1 to 6
    for (int i=1; i<=6; ++i) {
        coll.push_front(i);
        coll.push_back(i);
    }

    // print all elements of the collection
    cout << "pre:  ";
    copy (coll.begin(), coll.end(),           // source
          ostream_iterator<int>(cout," "));   // destination
    cout << endl;

    // remove all elements with value 3
    remove (coll.begin(), coll.end(),         // range
            3);                               // value

    // print all elements of the collection
    cout << "post: ";
    copy (coll.begin(), coll.end(),           // source
          ostream_iterator<int>(cout," "));   // destination
    cout << endl;
}