A binary tree with 20 nodes has_________null branches?
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Answer Posted / vivek sharma
Ans-21
Let us take a tree with 5 nodes (n=5)
It will have only 6 (ie,5+1) null branches. In general,
A binary tree with n nodes has exactly n+1 null nodes.
hence n = 20
s0.. n+1= 21
| Is This Answer Correct ? | 57 Yes | 2 No |
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