单选题:Which node is root 7's child after splaying 4 in the given splay
Which node is root 7's child after splaying 4 in the given splay tree? @[C](2)

A. 2
B. 4
C. 5
D. 6
A.2
B.4
C.5
D.6
答案:C

A. 2
B. 4
C. 5
D. 6
A.2
B.4
C.5
D.6
答案:C