<div style="float:left;"> <a href= /index.html > Home Page </a> </div> <div style="float:right;width:40%;"> <form action="/query" method="POST"> <div> <input name="search" id="search"> <button>Search</button> </div> </form> </div> <br> <br> <hr> \begin{md} **GCC 各版本支持的 C++ 特性和版本** [C++ Standards Support in GCC](https://gcc.gnu.org/projects/cxx-status.html) \end{md} <p> </p> <a href= /index.html > Home Page </a>