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Added postOrder and preOrder functions #596

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Added postOrder and preOrder functions #596

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26 changes: 26 additions & 0 deletions data_structures/binary_trees/binary_search_tree.c
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Original file line number Diff line number Diff line change
Expand Up @@ -245,6 +245,32 @@ void inOrder(node *root)
}
}

/** Traversal procedure that can be used for copying the tree
* @param root pointer to parent node
*/
void preOrder(node *root)
{
if (root != NULL)
{
printf("\t[ %d ]\t", root->data);
preOrder(root->left);
preOrder(root->right);
}
}

/** Traversal procedure that can be used for delete the tree
* @param root pointer to parent node
*/
void postOrder(node *root)
{
if (root != NULL)
{
postOrder(root->left);
postOrder(root->right);
printf("\t[ %d ]\t", root->data);
}
}

/** Main funcion */
int main()
{
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