Add elements into an integer set and output all added elements : multiset « Set Multiset « C++

1. C++
2. Set Multiset
3. multiset

Add elements into an integer set and output all added elements

  
 

/* The following code example is taken from the book
 * "The C++ Standard Library - A Tutorial and Reference"
 * by Nicolai M. Josuttis, Addison-Wesley, 1999
 *
 * (C) Copyright Nicolai M. Josuttis 1999.
 * Permission to copy, use, modify, sell and distribute this software
 * is granted provided this copyright notice appears in all copies.
 * This software is provided "as is" without express or implied
 * warranty, and with no claim as to its suitability for any purpose.
 */
#include <iostream>
#include <set>
#include <algorithm>
#include <iterator>
using namespace std;

int main()
{
    /* type of the collection:
     * - duplicates allowed
     * - elements are integral values
     * - descending order
     */
    typedef multiset<int,greater<int> > IntSet;

    IntSet coll1;        // empty multiset container

    // insert elements in random order
    coll1.insert(4);
    coll1.insert(3);
    coll1.insert(5);
    coll1.insert(1);
    coll1.insert(6);
    coll1.insert(2);
    coll1.insert(5);

    // iterate over all elements and print them
    IntSet::iterator pos;
    for (pos = coll1.begin(); pos != coll1.end(); ++pos) {
        cout << *pos << ' ';
    }
    cout << endl;

}
/* 
6 5 5 4 3 2 1

 */
        
    
  

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