ntifier">point</span><span class="special">,</span> <span class="identifier">PointOfSegment</span> <span class="keyword">const</span> <span class="special">&amp;</span> <span class="identifier">s1</span><span class="special">,</span> <span class="identifier">PointOfSegment</span> <span class="keyword">const</span> <span class="special">&amp;</span> <span class="identifier">s2</span><span class="special">,</span> <span class="identifier">counter</span> <span class="special">&amp;</span> <span class="identifi