Given an array arr[m] with m number of integers and n, which is the value to be added in an array and r queries are given with some start and end. For each query we have to add value n from the start till the end of the limit in ... Read More

Given with the matrix of n x n the task is to print that matrix of n x n in lower triangular pattern.Lower triangular matrix is a matrix which has elements below the principle diagonal including the principle diagonal elements and rest elements as zero.Let’s understand this with help of ... Read More

Given with an array of size n x n and the task is to print the matrix elements of integer type diagonally downwards.Diagonally downwards means printing the array of any size of n x n in diagonally moving downward like in the figure given below −Firstly it will print 1 ... Read More

You are provided with a string str with some length n. Print the position of every element of the string so it can form a palindrome, else print a message “No palindrome” on screen.What is palindrome?Palindrome is a word, sequence of characters which reads same from the reverse or backward ... Read More

Given a number n, we have to print the steps to make the number as in form of 2^X-1 by using Xor operation.We should XOR the number with any 2^M-1, where M is chosen by you, at odd step. At even step increment the number by 1Keep performing the step until ... Read More

We will be given a connected graph with N vertices and M edges. So we have to print the lexicographically smallest DFS of the graph starting from 1.Vertices should be numbered from 1 to NExampleInput: N = 5 M =5    edge(1, 4, arr)    edge(3, 4, arr)    edge(5, ... Read More

We will be given a connected graph with N vertices M edges. So we have to print the lexicographically smallest BFS of the graph starting from 1.Lexicographically means in order starting from the given point till the end point is found.Vertices should be numbered from 1 to NExampleInput: N = ... Read More

Given with a string program must print the string in ‘X’ format. For reference, see the image given below.Here, one variable can be used to print from left right(“i”) and other variable can used to print from right to left(“j”) and we can take other variable k which is used ... Read More

Given with the threads the program must print the thread based on their priorities starting from 0 to 10.What is a thread?Thread is lightweight process that runs inside a program. A simple program can contain n number of threads.Unlike java, multithreading is not supported by the language standards, POSIX Threads ... Read More

Given a binary tree with left and right children and the task is to print the exact right and left child of the given tree.Leftmost nodes are the nodes which are associated on the left side from the parent node of the tree and rightmost nodes are which are associated ... Read More