tent><p><p class="MsoNormal" style="margin: 0cm 0cm 0pt"><font size="3"><span lang="EN-US" style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt">100%</span><span style="font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt">： <span lang="EN-US">3 </span>&le; <i><span lang="EN-US">n </span></i>&le; <span lang="EN-US">10^6</span></span><span lang="EN-US"><span style="mso-spacerun: yes"><font face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; </font></span></span><span 