Java

Tree Pre-order traversal in Java without Recursion

In this tutorial , we will traverse a tree in PreOrder without Recursion

Tree Pre-order traversal in Java

In this tutorial, we will traverse a tree in PreOrder with Recursion

Tree Post-order traversal in Java without recursion

In this tutorial, we will traverse a tree in Post-Order without recursion

Tree In-order traversal in Java

In this tutorial, we will traverse a tree in In-Order with Recursion

Tree In-order traversal in Java without recursion

In this tutorial, we will traverse a tree in In-Order without Recursion

Print all leaf nodes of a binary tree in Java

Given a binary tree, we need to print all leaf nodes of the given binary tree from left to right. That is, the nodes should be printed in the order they appear from left to right in the given tree.

Remove all white space from String in Java

In this post, you will learn two ways to remove whitespace from Java strings. One is to use built-in methods that are useful when developing applications, and the other is to not use built-in methods.

Find the length of the linked list in Java

In this tutorial, we will count the number of nodes in a given linked list.

Detect and Remove loop in a linked list in java

In this tutorial, checks if a given Linked list contains a loop and returns true if the loop exists. If the list does not contain a loop, false is returned.

Find first node of loop in a linked list in Java

In this tutorial, we have to write a function to find first node of loop from given linked list. If the loop exists, it returns the first node in the loop. Otherwise, it returns NULL.

Find the Missing Number from sorted array in Java

In this tutorial, we have a sorted Array without any repeated number and we have to find missing number.

Convert a linked list to a binary tree in Java

Given a single linked list that has data members arranged in ascending order. Build a balanced binary tree that has the same data members as the given linked list.

Find the Nth element from the end linked list in Java

In this tutorial, we have a linked list and we have to find Nth element from the end linked list . Example: in above example , if we have to…

Check if strings are rotations of each other or not in Java

In this tutorial we have two strings S1 and S2, write a function to check whether s2 is a rotation of s1 or not ?If s2 is a rotation of s1 , return true otherwise its return false.

Find the Nth element from linked list in Java

In this tutorial, we have a linked list and we have to find Nth element from the linked list .

Sort a linked list in java

In this tutorial, we have to sort a given linked list according to default alphabetical order or customized sorting order.

Quick Sort in Java

In this tutorial, we will use Quick Sort algorithm to sort an array. Quick Sort uses last element as pivot sort an array.

Tree Post-order traversal in Java

In this tutorial, we will traverse a tree in Post-Order with Recursion

Reverse a Linked List in Java

In this tutorial, we will discuss the different algorithms for Reversing a linked list using Java.

Find Middle Element of LinkedList in One Pass in Java

In this article I will walk you through how to find middle Element of LinkedList in One Pass in Java.