Assuming a Node class
class Node
{
int element;
Node left,right;
Node(int el,Node left,Node right){
element = el;
this.left = left;
this.right = right;
}
}
Write a method int numberLeaves(Node tree)that returns the number of leaves in the binary tree whose root is tree.

Question

Quizplus · Accepted Answer

The Answer of Assuming a Node class
class Node
{
int element;
Node left,right;
Node(int el,Node left,Node right){
element = el;
this.left = left;
this.right = right;
}
}
Write a method int numberLeaves(Node tree)that returns the number of leaves in the binary tree whose root is tree.

Assuming a Node Class