<- s
0
45
8
情况三(1): LL-旋转(r->bF=1)font color=\"ffb366\
+1
16
<- q
LL 旋转
14
LR 旋转
<- r
情况一font color=\"ffb366\
12
19
13
22
28
23
15
18
39
44
-1
24
<- u
q ->
情况三(s->bF=1)font color=\"ffb366\
情况三(2): LR-旋转(r->bF=-1)font color=\"ffb366\
font color=\"ff6666\
情况二(s->bF=-1)font color=\"ffb366\
