单选题：In a binomial queue with $$100$$ nodes, how many nodes have dept

In a binomial queue with $$100$$ nodes, how many nodes have depth $$1$$ (the root has depth $$0$$)? @[B](2)

A. 6
B. 13
C. 20
D. Cannot be determined



A.6
B.13
C.20
D.Cannot be determined


答案：B