r-assign">operator&gt;&gt;=</a>(size_type n)
</pre>

<b>Effects:</b> Shifts the bits in this bitset to the right by
<tt>n</tt> bits. For each bit in the bitset, the bit at position
<tt>pos</tt> takes on the previous value of bit <tt>pos + n</tt>,
or zero if no such bit exists.<br />
 <b>Returns:</b> <tt>*this</tt>.<br />
 <b>Throws:</b> nothing.

<hr />
<pre>
dynamic_bitset <a id=
"op-sl">operator&lt;&lt;</a>(size_type n) const
</pre>

<b>Returns:</b> a copy of <tt>*this</tt> shifted to the left by
<tt>n</t