">std</span><span class="special">::</span><span class="identifier">endl</span><span class="special">;</span>
   <span class="comment">// And since we have an extended exponent range we can generate some really large </span>
   <span class="comment">// numbers here (4.02387260077093773543702433923004111e+2564):</span>
   <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special">&lt;&lt;</span> <span class="identifier">boost</span><span class