ifier">InputKeyIterator</span> keys_first<span class="special">,</span> <span class="identifier">InputKeyIterator</span> keys_last<span class="special">,</span> 
                <span class="identifier">InputValueIterator</span> values_first<span class="special">,</span> 
                <span class="identifier">OutputKeyIterator</span> keys_result<span class="special">,</span> 
                <span class="identifier">OutputValueIterator</span> values_result<span class="special">,</span> <span class="ident