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Practice for cracking any coding interview
Coding questions in this article are difficulty wise ordered. The idea of this post is to target two types of people. Competitive Programming Preparation (For… Read More »
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Must Do Coding Questions for Companies like Amazon, Microsoft, Adobe, …
As the placement season is back so are we to help you ace the interview. We have selected some most commonly asked and must do… Read More »
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How to prepare for GATE CSE – 2019
GATE(Graduate Aptitude Test in Engineering) is one the most important and in-demand entrance exam for engineering graduates in our country. M.Tech. in Computer Science is… Read More »
Number of cells in the right and left diagonals passing through (x, y) in a matrix
Given four integers row, col, x and y where row and col are the number of rows and columns of a 2-D Matrix and x… Read More »
Map elements of an array to elements of another array
Given two arrays A and B of positive integers, elements of array B can be mapped to elements of array A only if both the… Read More »
Tek Travels (TBO) Interview Experience for Software Developer
I applied through college, our TPO gave link for applying. All interviews take place at their Office (Gurgaon, India) Total Interview Rounds: 5 rounds in… Read More »
Find maximum volume of a cuboid from the given perimeter and area
Given a perimeter P and area A, the task is to calculate the maximum volume that can be made in form of cuboid from the… Read More »
Number of closing brackets needed to complete a regular bracket sequence
Given an incomplete bracket sequence S. The task is to find the number of closing brackets ‘)’ needed to make it a regular bracket sequence… Read More »
Sum of array Elements without using loops and recursion
Given an array of N elements, the task is to find the Sum of N elements without using loops(for, while & doWhile) and recursion. Examples:… Read More »
Count pairs from two arrays having sum equal to K
Given an integer K and two arrays A1 and A2, the task is to return the total number of pairs (one element from A1 and… Read More »
Root to leaf path product equal to a given number
Given a binary tree and a number, return true if the tree has a root-to-leaf path such that product of all the values along that… Read More »
Lexicographically smallest permutation with no digits at Original Index
Given an integer N. The task is to find the lexicographically smallest permutation of integer of the form: 12345…N such that no digit occurs at… Read More »
Find number from given list for which value of the function is closest to A
Given a function F(n) = P – (0.006 * n), where P is given. Given a list of integers and a number, . The task… Read More »
Count number less than N which are product of perfect squares
Given an Integer N. The task is count numbers P less than N such that P is a product of two distinct perfect squares. Examples:… Read More »
TCS NQT 2018 Interview Experience
Round 1:I applied in TCS through TCS National Qualifier Test .It is an online aptitude Test which tests for your quantitative aptitude, English(10 fill in… Read More »
Number of sub-arrays that have at least one duplicate
Given an array arr of n elements, the task is to find the number of the sub-arrays of the given array that contain at least… Read More »
Check whether (i,j) exists such that arr[i] != arr[j] and arr[arr[i]] is equal to arr[arr[j]]
Given an array A[]. The task is to determine if it is possible to choose two indices ‘i’ and ‘j’ such that the below conditions… Read More »
Replace every element of the array with BitWise XOR of all other
Given an array of integers. The task is to replace every element by the bitwise xor of all other elements of the array. Examples: Input:… Read More »