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Results tagged with queue
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user 64908
A queue is an ordered, first-in-first-out (FIFO) data structure. Typical implementations of queues support pushing elements to the back and popping them off the front position.
6
votes
1
answer
41k
views
Printing a tree level by level
have have 2^L elements where L is the level, root is level L=0
* @param Root of the tree of type {@link Node}
*/
public void printLevelWise(Node root) {
// TODO Auto-generated method stub
Queue … This function traverses the tree and puts all the nodes level wise into a list
* @param root
* @param listOfNodes
* @param nodes
*/
private void traverseLevels(Node root, List<Node> listOfNodes, Queue …
- 333
3
votes
1
answer
4k
views
Sum of left and right nodes (individually) in a Binary Search Tree
right nodes is as follows\n");
sumOfLeftandRightNodes(root);
}
public static void sumOfLeftandRightNodes(Node root) {
// TODO Auto-generated method stub
long leftSum = 0, rightSum = 0;
Queue … <Node> nodes = new LinkedList<Node>();
//add the root to the Queue
nodes.add(root);
List<Node> leftNodes = new ArrayList<Node>() , rightNodes = new ArrayList<Node>();
while (! …
- 333