[shí wén wǔ gōng]   

十    围    五    攻    兵力超过敌人十倍就可以包围它，超过五倍就可以攻击它。

十围五攻，shí wén wǔ gōng，成语，指兵力超过敌人十倍就可以包围它，超过五倍就可以攻击它。

Troops more than ten times of the enemy can surround it, and troops more than five times can attack

十丈软红    十日之饮    十成九稳    十年生聚    十二经脉