循环数

<span> <p class="MsoNormal" align="left"> <span>循环数是那些不包括</span><span><span>0</span></span><span>这个数字的没有重复数字的整数<span> </span></span><span><span>(</span></span><span>比如说</span><span><span>, 81362) </span></span><span>并且同时具有一个有趣的性质</span><span><span>, </span></span><span>就像这个例子</span><span><span>:</span></span> </p> <!--mstheme--></span><!--msthemelist--> <table border="0" cellspacing="0" cellpadding="0" width="100%" class="ke-zeroborder"> <!--msthemelist--> <tbody> <tr> <td valign="baseline" width="42"> <img alt="bullet" src="" width="12" height="12" /> </td> <td valign="top" width="100%"> <!--mstheme--><span><span>如果你从最左边的数字开始<span> </span></span><span><span>( </span></span><span>在这个例子中是</span><span><span>8) </span></span><span>数最左边这个数字个数字到右边</span><span><span>(</span></span><span>回到最左边如果数到了最右边</span><span><span>),</span></span><span>你会停止在另一个新的数字</span><span><span>(</span></span><span>如果没有停在一个不同的数字上，这个数就不是循环数</span><span><span>). </span></span><span>就像</span><span><span>: 8 1 3 6 2 </span></span><span>从最左边接下去数</span><span><span>8</span></span><span>个数字</span><span><span>: 1 3 6 2 8 1 3 6 </span></span><span>所以下一个数字是</span><span><span>6.</span></span><!--msthemelist--></span> </td> </tr> <tr> <td valign="baseline" width="42"> <img alt="bullet" src="" width="12" height="12" /> </td> <td valign="top" width="100%"> <!--mstheme--><span><span>重复这样做<span> </span></span><span><span>(</span></span><span>这次从</span><span>“<span>6</span>”</span><span>开始数</span><span><span>6</span></span><span>个数字</span><span><span>) </span></span><span>并且你会停止在一个新的数字上</span><span><span>: 2 8 1 3 6 2, </span></span><span>也就是</span><span><span>2.</span></span><!--msthemelist--></span> </td> </tr> <tr> <td valign="baseline" width="42"> <img alt="bullet" src="" width="12" height="12" /> </td> <td valign="top" width="100%"> <!--mstheme--><span><span>再这样做<span> </span></span><span><span>(</span></span><span>这次数两个</span><span><span>): 8 1</span></span><!--msthemelist--></span> </td> </tr> <tr> <td valign="baseline" width="42"> <img alt="bullet" src="" width="12" height="12" /> </td> <td valign="top" width="100%"> <!--mstheme--><span><span>再一次<span> </span></span><span><span>(</span></span><span>这次一个</span><span><span>): 3</span></span><!--msthemelist--></span> </td> </tr> <tr> <td valign="baseline" width="42"> <img alt="bullet" src="" width="12" height="12" /> </td> <td valign="top" width="100%"> <!--mstheme--><span><span>又一次</span><span><span>: 6 2 8 </span></span><span>这是你回到了起点</span><span><span>, </span></span><span>在从每一个数字开始数</span><span><span>1</span></span><span>次之后</span><span><span>. </span></span><span>如果你在从每一个数字开始数一次以后没有回到起点</span><span><span>, </span></span><span>你的数字不是一个循环数。<span></span></span><!--mstheme--></span><!--msthemelist--> </td> </tr> <!--msthemelist--> </tbody> </table> <!--mstheme--><span> <p class="MsoNormal" align="left"> <span>给你一个数字<span> </span></span><span><span>M (</span></span><span>在</span><span><span>1</span></span><span>到</span><span><span>9</span></span><span>位之间</span><span><span>), </span></span><span>找出第一个比<span> </span></span><span><span>M</span></span><span>大的循环数</span><span><span>, </span></span><span>并且一定能用一个无符号长整形数装下。</span> </p> </span>

<span>仅仅一行</span><span><span>, </span></span><span>包括</span><span><span>M</span></span>

<span>仅仅一行，包括第一个比<span>M</span>大的循环数。</span>