nguage: AR-SA">且</span><span lang="EN-US" style="color: black; font-family: &quot;Times New Roman&quot;; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">N&le;1000,</span></font></span></span>0&lt;=Ai&lt;=2^k-1,0&lt;=L&lt;=R&lt;=10^18</span></p></div></div></div></div></div><div class="row"><div class="column"><h4 class="ui top attached block header">输出格式</h4><div class="ui bottom attached segment font-con