In a binary tree, the number of internal nodes of degree 1 is 5, and the…
GATE · 2006 · IT
In a binary tree, the number of internal nodes of degree 1 is 5, and the number of internal nodes of degree 2 is 10. The number of leaf nodes in the binary tree is
- A.
10
- B.
11
- C.
12
- D.
15
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