《资治通鉴·梁纪·梁纪二十二》
杜泰昼夜苦攻，持续了几十天，打不下来就退走了。
泰日夜苦攻数旬，不克而退。
Du Tai attacked day and night for dozens of days, but he failed to take it down and retreated.
<s>[INST] Transpose the following Modern Chinese text into Classical Chinese: 杜泰昼夜苦攻，持续了几十天，打不下来就退走了。 [/INST] 泰日夜苦攻数旬，不克而退。</s>
Transpose the following Modern Chinese text into Classical Chinese: 杜泰昼夜苦攻，持续了几十天，打不下来就退走了。
user
泰日夜苦攻数旬，不克而退。
assistant