猴子摘香蕉问题的状态空间图 (a,0,b,0) (U,0,b,0) (V,0,V,0) (b,1,b,0) (c,1,c,0) (U,0,V,0) (c,1,c,1) goto(U) U=b,climbbox U=b goto(U) V=c,climbbox grasp 目标状态 初始状态 goto(U) goto(U) pushbox(V) U=V