Count the number of even/odd results after performing a series of calculation on a range of numbers. Given that: Each layer of calculation have two numbers (say a and b) associated with Read more →
DSA
7 postsGiven a binary tree and two nodes a and b, the task is to print the maximum node value that lies in the path connecting the nodes a and b. If either Read more →
Given an integer array arr[], the task is to find the number of triplets at distinct indices that can be removed from the array such that the mean remains the same as Read more →
Given a non negative number, you are required to find whether or not the number can be composed from sum of some number of 7s, 5s and 3s i.e. if a number Read more →
Given a positive integer N, the task is to construct an array of length N and maximize the value at index K such that the sum of all the array elements is Read more →
In this article, we will discuss some of similar questions that are easy to solve with few changes in solution codes. Leetcode is a platform to practice DSA problems for those who Read more →
Given an integer array arr[] a non negative integer k, print k-th distinct element in an array. The given array may contain duplicates and the output should print k-th distinct element among Read more →