In this article, we will learn how to remove three consecutive duplicate characters from String. This is one of the tricky questions asked in various interviews.

In this article, we will learn how to write a program to find next greater number which has same set of digits for a given number.

In this article, we will learn how to find the length of the maximum number of continuous consecutive numbers in an array.

In this article, we will learn how to count the duplicates in a array of string.

In this article, we will learn how to find whether the given doubly linked list is palindrome or not.

In this article, we will learn how to find the maximum number of distinct nodes in a binary tree path.

In this article we will find whether A+B=C exists in an array of n integers