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compose4.cpp

The following code example is taken from the book

The C++ Standard Library - A Tutorial and Reference

by Nicolai M. Josuttis, Addison-Wesley, 1999

© Copyright Nicolai M. Josuttis 1999

#include <list>
#include <algorithm>
#include <functional>
#include <cstdlib>
#include "print.hpp"
#include "compose.hpp"
using namespace std;
using namespace boost;


int main()
{
    list<int> coll;

    // insert five random numbers
    generate_n (back_inserter(coll),      // beginning of destination range
                5,                        // count
                rand);                    // new value generator
    PRINT_ELEMENTS(coll);

    // overwrite with five new random numbers
    // in the range between 0 (including) and 10 (excluding)
    generate (coll.begin(), coll.end(),   // destination range
              compose_f_g(bind2nd(modulus<int>(),10),
                          ptr_fun(rand)));
    PRINT_ELEMENTS(coll);
}