Determine difference the ranges with set_symmetric_difference() : set_symmetric_difference « STL Algorithms Merge « C++

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C++ » STL Algorithms Merge » set_symmetric_differenceScreenshots 
Determine difference the ranges with set_symmetric_difference()
 
 
/* 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 <vector>
#include <deque>
#include <list>
#include <set>
#include <map>
#include <string>
#include <algorithm>
#include <iterator>
#include <functional>
#include <numeric>

/* PRINT_ELEMENTS()
 * - prints optional C-string optcstr followed by
 * - all elements of the collection coll
 * - separated by spaces
 */
template <class T>
inline void PRINT_ELEMENTS (const T& coll, const char* optcstr="")
{
    typename T::const_iterator pos;

    std::cout << optcstr;
    for (pos=coll.begin(); pos!=coll.end(); ++pos) {
        std::cout << *pos << ' ';
    }
    std::cout << std::endl;
}

/* INSERT_ELEMENTS (collection, first, last)
 * - fill values from first to last into the collection
 * - NOTE: NO half-open range
 */
template <class T>
inline void INSERT_ELEMENTS (T& coll, int first, int last)
{
    for (int i=first; i<=last; ++i) {
        coll.insert(coll.end(),i);
    }
}

using namespace std;

int main()
{
    int c1[] 1224677};
    int num1 = sizeof(c1/ sizeof(int);

    int c2[] 2223668};
    int num2 = sizeof(c2/ sizeof(int);

    // print source ranges
    cout << "c1:                         " ;
    copy (c1, c1+num1, ostream_iterator<int>(cout," "));
    cout << endl;
    cout << "c2:                         " ;
    copy (c2, c2+num2, ostream_iterator<int>(cout," "));
    cout << '\n' << endl;

    // determine difference the ranges with set_symmetric_difference()
    cout << "set_symmetric_difference(): ";
    set_symmetric_difference (c1, c1+num1,
                              c2, c2+num2,
                              ostream_iterator<int>(cout," "));
    cout << endl;
}

/* 
c1:                         1 2 2 4 6 7 7 9
c2:                         2 2 2 3 6 6 8 9

set_symmetric_difference(): 1 2 3 4 6 7 7 8

 */        
  
Related examples in the same category
1.Illustrate set_symmetric_difference
2.Determine elements in set A that are not in set B and elements of set B that are not in set A
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