w Roman'; mso-hansi-font-family: 'Times New Roman'">一个字符矩阵，行数和列数不超过</span><span lang="EN-US" style="color: black"><font face="Times New Roman">12</font></span><span style="color: black; font-family: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。输入文件中没有多余的空白字符，每行之后都有换行符。</span><span lang="EN-US" style="color: black"><o:p></o:p></span></font></p>
<p class="MsoNormal" style="margin: