《宋书·志·卷二十二》
两军不期而相遇，敌军败退无计施。
两军不期遇，敌退计无施。
The two armies met unexpectedly, and the enemy had no plan to retreat.
<s>[INST] Render the following Classical Chinese text into fluent English: 两军不期遇，敌退计无施。 [/INST] The two armies met unexpectedly, and the enemy had no plan to retreat.</s>
Render the following Classical Chinese text into fluent English: 两军不期遇，敌退计无施。
user
The two armies met unexpectedly, and the enemy had no plan to retreat.
assistant