[jì qióng lì jìn]   

计    穷    力    尽    计：计策；穷、屈：尽，竭。计策、力量都用完了。

计：计策；穷、屈：尽，竭。计策、力量都用完了。

One's schemes are poor and his strength is exhausted

计深虑远    计功受赏    计斗负才    计上心头    计功程劳