Program to calculate distance between two points in 3 D
Given two coordinates (x1, y1, z1) and (x2, y2, z2) in 3 dimension. The task is to find the distance between them. Examples : Input:… Read More »
PHP | imagefilledellipse() Function
The imagefilledellipse() function is an inbuilt function in PHP which is used to draw the filled ellipse. It draws the ellipse with specified center coordinate.… Read More »
Find first node of loop in a linked list
Write a function findFirstLoopNode() that checks whether a given Linked List contains loop. If loop is present then it returns point to first node of… Read More »
Info Edge Interview Experience | (On-Campus)
Round 1: It was a written test which consisted of three sections-aptitude, technical(multiple choice questions) which included mainly data structures, sorting, searching, time complexities, programming-it… Read More »
Elements of first array that have more frequencies
Given two arrays (which may or may not be sorted). There arrays are such that they might have some common elements in them. We need… Read More »
Find index of first occurrence when an unsorted array is sorted
Given an unsorted array and a number x, find index of first occurrence of x when we sort the array. If x is not present,… Read More »
Barclays Interview Experience (On Campus)
Round 1 (Aptitude and Coding Round): The first round comprised of 60 questions and 2 coding questions(Test duration: 2hr). The 60 questions were divided in… Read More »
Sorting a vector in C++
Prerequisites : std::sort in C++, vector in C++, initialize a vector in C++. Output : Sorted 0 1 2 3 4 5 6 7 8… Read More »
Egg Dropping Puzzle with 2 Eggs and K Floors
Given 2 eggs and k floors, find the minimum number of trials needed in worst case. This problem is a specific case of n eggs… Read More »
Goldman Sachs-Internship Interview Experience(On Campus)
Our college was recently visited by Goldman Sachs. The internship process started with a technical round hosted on hackerrank consisting of 8 MCQ’s of 10… Read More »
Oracle On Campus FTE (Server Technology)
Oracle Server Technology opened for Btech circuital branches (CSE, ECE, ICE, EEE) Round 1: It was an online MCQ test where there were 4 different… Read More »
Array elements that appear more than once
Given an integer array, print all repeating elements (Elements that appear more than once) in array. The output should contain elements according to their first… Read More »
Edit distance and LCS (Longest Common Subsequence)
In standard Edit Distance where we are allowed 3 operations, insert, delete and replace. Consider a variation of edit distance where we are allowed only… Read More »
Visa Interview Experience
First Round – Online Coding – This was an online round comprises of 4 coding questions, hosted on HackerRank. The maximum time allowed was 75… Read More »
How does a vector work in C++?
A Vectors in C++ can resize itself when more elements are added. It also allows deletion of elements. A basic idea is to double the… Read More »