replaced tabs by spaces with sed script
This commit is contained in:
@ -7,65 +7,65 @@
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template<typename Tp>
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class BinaryNode {
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public:
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BinaryNode(Tp* setValue) :
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value(setValue), left(NULL), right(NULL), parent(NULL) {
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}
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Tp *value;
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BinaryNode* left;
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BinaryNode* right;
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BinaryNode* parent;
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BinaryNode(Tp* setValue) :
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value(setValue), left(NULL), right(NULL), parent(NULL) {
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}
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Tp *value;
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BinaryNode* left;
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BinaryNode* right;
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BinaryNode* parent;
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};
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template<typename Tp>
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class ExplicitNodeIterator {
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public:
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typedef ExplicitNodeIterator<Tp> _Self;
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typedef BinaryNode<Tp> _Node;
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typedef Tp value_type;
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typedef Tp* pointer;
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typedef Tp& reference;
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ExplicitNodeIterator() :
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element(NULL) {
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}
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ExplicitNodeIterator(_Node* node) :
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element(node) {
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}
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BinaryNode<Tp>* element;
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_Self up() {
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return _Self(element->parent);
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}
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_Self left() {
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if (element != NULL) {
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return _Self(element->left);
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} else {
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return _Self(NULL);
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}
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typedef ExplicitNodeIterator<Tp> _Self;
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typedef BinaryNode<Tp> _Node;
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typedef Tp value_type;
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typedef Tp* pointer;
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typedef Tp& reference;
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ExplicitNodeIterator() :
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element(NULL) {
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}
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ExplicitNodeIterator(_Node* node) :
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element(node) {
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}
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BinaryNode<Tp>* element;
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_Self up() {
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return _Self(element->parent);
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}
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_Self left() {
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if (element != NULL) {
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return _Self(element->left);
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} else {
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return _Self(NULL);
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}
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}
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_Self right() {
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if (element != NULL) {
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return _Self(element->right);
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} else {
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return _Self(NULL);
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}
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}
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_Self right() {
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if (element != NULL) {
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return _Self(element->right);
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} else {
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return _Self(NULL);
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}
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}
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bool operator==(const _Self& __x) const {
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return element == __x.element;
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}
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bool operator!=(const _Self& __x) const {
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return element != __x.element;
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}
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}
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bool operator==(const _Self& __x) const {
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return element == __x.element;
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}
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bool operator!=(const _Self& __x) const {
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return element != __x.element;
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}
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pointer
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operator->() const {
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if (element != NULL) {
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return element->value;
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} else {
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return NULL;
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}
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if (element != NULL) {
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return element->value;
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} else {
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return NULL;
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}
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}
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pointer operator*() const {
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return this->operator->();
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return this->operator->();
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}
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};
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@ -75,77 +75,77 @@ public:
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template<typename Tp>
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class BinaryTree {
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public:
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typedef ExplicitNodeIterator<Tp> iterator;
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typedef BinaryNode<Tp> Node;
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typedef std::pair<iterator, iterator> children;
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BinaryTree() :
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rootNode(NULL) {
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}
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BinaryTree(Node* rootNode) :
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rootNode(rootNode) {
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}
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iterator begin() const {
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return iterator(rootNode);
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}
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static iterator end() {
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return iterator(NULL);
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}
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iterator insert(bool insertLeft, iterator parentNode, Node* newNode ) {
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newNode->parent = parentNode.element;
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if (parentNode.element != NULL) {
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if (insertLeft) {
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parentNode.element->left = newNode;
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} else {
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parentNode.element->right = newNode;
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}
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} else {
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//Insert first element.
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rootNode = newNode;
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}
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return iterator(newNode);
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}
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//No recursion to children. Needs to be done externally.
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children erase(iterator node) {
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if (node.element == rootNode) {
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//We're root node
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rootNode = NULL;
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} else {
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//Delete parent's reference
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if (node.up().left() == node) {
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node.up().element->left = NULL;
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} else {
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node.up().element->right = NULL;
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}
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}
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return children(node.element->left, node.element->right);
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}
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static uint32_t countLeft(iterator start) {
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if (start == end()) {
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return 0;
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}
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//We also count the start node itself.
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uint32_t count = 1;
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while (start.left() != end()) {
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count++;
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start = start.left();
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}
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return count;
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}
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static uint32_t countRight(iterator start) {
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if (start == end()) {
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return 0;
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}
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//We also count the start node itself.
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uint32_t count = 1;
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while (start.right() != end()) {
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count++;
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start = start.right();
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}
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return count;
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}
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typedef ExplicitNodeIterator<Tp> iterator;
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typedef BinaryNode<Tp> Node;
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typedef std::pair<iterator, iterator> children;
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BinaryTree() :
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rootNode(NULL) {
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}
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BinaryTree(Node* rootNode) :
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rootNode(rootNode) {
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}
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iterator begin() const {
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return iterator(rootNode);
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}
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static iterator end() {
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return iterator(NULL);
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}
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iterator insert(bool insertLeft, iterator parentNode, Node* newNode ) {
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newNode->parent = parentNode.element;
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if (parentNode.element != NULL) {
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if (insertLeft) {
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parentNode.element->left = newNode;
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} else {
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parentNode.element->right = newNode;
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}
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} else {
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//Insert first element.
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rootNode = newNode;
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}
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return iterator(newNode);
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}
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//No recursion to children. Needs to be done externally.
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children erase(iterator node) {
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if (node.element == rootNode) {
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//We're root node
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rootNode = NULL;
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} else {
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//Delete parent's reference
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if (node.up().left() == node) {
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node.up().element->left = NULL;
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} else {
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node.up().element->right = NULL;
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}
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}
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return children(node.element->left, node.element->right);
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}
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static uint32_t countLeft(iterator start) {
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if (start == end()) {
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return 0;
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}
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//We also count the start node itself.
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uint32_t count = 1;
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while (start.left() != end()) {
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count++;
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start = start.left();
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}
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return count;
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}
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static uint32_t countRight(iterator start) {
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if (start == end()) {
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return 0;
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}
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//We also count the start node itself.
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uint32_t count = 1;
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while (start.right() != end()) {
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count++;
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start = start.right();
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}
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return count;
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}
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protected:
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Node* rootNode;
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Node* rootNode;
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};
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