## Smallest Integer to be inserted to have equal sums

Given an array of positive integers, find the smallest non-negative integer (i.e. greater than or equal to zero) that can be placed between any two… Read More »

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Given an array of positive integers, find the smallest non-negative integer (i.e. greater than or equal to zero) that can be placed between any two… Read More »

Given a NxM matrix with N rows and M columns of positive integers. The task is to find the pair with the maximum difference in… Read More »

Given a NxM matrix with N rows and M columns of positive integers. The task is to find the sum of pair with maximum sum… Read More »

Given a number N. The task is to create an alphabetical string in lower case from that number and tell whether the string is palindrome… Read More »

A square matrix is a matrix in which contains elements in the form of Rows and Columns. Below is an example of a 5×5 matrix.… Read More »

Given an array arr[]. The task is to find the length of the longest subarray of arr[] such that it contains only even elements. Examples:… Read More »

Given two arrays arr1[] and arr2[]. The task is to find the count of such elements in the first array whose at-least one factor is… Read More »

Prerequisite: Doubly Linked list, Circular Linked List, Circular Doubly Linked List Given an array of N elements. The task is to write a program to… Read More »

Given an array of integers arr[] representing digits of a number. The task is to write a program to generate the largest number possible using… Read More »

Given a word and a text, return the count of the occurences of anagrams of the word in the text(For eg: anagrams of word for… Read More »

Given a linked list of alphabets and special characters. Reverse the given linked list without affecting the position of the special characters. Examples: Input: g… Read More »

An Array is a collection of elements which can be of either primitive datatypes or objects. Arrays in Java are static in nature. ArrayLists, on… Read More »

Given a number N, create an array such the first half of the array is filled with odd numbers till N and second half of… Read More »

Given an array of N integers and an integer M. You can change the sign(positive or negative) of any element in the array. The task… Read More »

Given an array arr[] containing n + 1 integers where each integer is between 1 and n (inclusive). There is only one duplicate element, find… Read More »