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Question

What is the code below trying to print? 
void print(tree *root,tree *node)
{
  if(root ==null) return 0
  if(root-->left==node || root-->right==node || print(root->left,node)||printf(root->right,node)
  {
     print(root->data)
  }
}

a.

print(root->data)
}
}
a) just printing all nodes

b.

not a valid logic to do any task

c.

printing ancestors of a node passed as argument

d.

printing nodes from leaf node to a node passed as argument

Posted under Data Structures and Algorithms

Answer: (c).printing ancestors of a node passed as argument

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