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Sum of nodes at maximum depth of a Binary Tree | Set 2 3.5

Given a root node to a tree, find the sum of all the leaf nodes which are at maximum depth from root node. Example: 1… Read More »

Unique paths covering every non-obstacle block exactly once in a grid 3

Given a grid grid[][] with 4 types of blocks: 1 represents the starting block. There is exactly one starting block. 2 represents the ending block.… Read More »

Python | Sentiment Analysis using VADER 3

Sentiment Analysis is the process of ‘computationally’ determining whether a piece of writing is positive, negative or neutral. It’s also known as opinion mining, deriving… Read More »

Python | Parse a website with regex and urllib 3

Let’s discuss the concept of parsing using python. In python we have lot of modules but for parsing we only need urllib and re i.e… Read More »

Print the last k nodes of the linked list in reverse order 3

Given a linked list containing N nodes and a positive integer k should be less than or equal to N. The task is to print… Read More »

Geometric Median 3

In normal median, we find a point that has minimum sum of distances. Similar concept applies in 2-D space. Given N points in 2-D space,… Read More »

Apple Interview Experience 3

It was on Campus in an IIT. Tips : Don’t just jump into the solution. They judge your thought process. Start with the simplest solution… Read More »

Amazon Interview Experience SDE Off Campus 3

Written Round: (1 hour) Given a linked list and K, print the last K nodes in reverse order. example: 1->2->3->4->5->6, K = 3 output: 6… Read More »

Must Do Coding Questions for Companies like Amazon, Microsoft, Adobe, … 3.5

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 »

Amazon Interview Experience SDE ll 3

Thanks to my friend who told me all this.w Round 1: Tell me about yourself. Trapping Rain Water :Given n non-negative integers representing an elevation… Read More »

Check if it is possible to reach a number by making jumps of two given length 3

Given a starting position ‘k’ and two jump sizes ‘d1’ and ‘d2’, our task is to find the minimum number of jumps needed to reach… Read More »

aptitude command in Linux with examples 3.5

aptitude command in Linux package system opens up a highly built-in interface to interact with the package manager of the machine. It is the control… Read More »

C program to store Student records as Structures and Sort them by Name 3

Given student’s records with each record containing id, name and age of a student. Write a C program to read these records and display them… Read More »

Introduction To APIs 3

What is an API? API is an abbreviation for Application Programming Interface which is a collection of communication protocols and subroutines used by various programs… Read More »

HTML | DOM Style animationIterationCount Property 3

The Style animationIterationCount property in HTML DOM is used to set or return how many times an animation should be played. Syntax: It is used… Read More »

Samsung R & D internship Interview 3

Round 1:  It was coding round on co-cubes platform. There were three question, 1: a very basic string manipulation question, 2: based on array concepts,… Read More »

Clockwise Spiral Traversal of Binary Tree 3

Given a Binary Tree. The task is to print the circular clockwise spiral order traversal of the given binary tree. For the above binary tree,… Read More »

Check if a string can be repeated to make another string 3.3

Given two strings a and b, the task is to check how many times the string a can be repeated to generate the string b.… Read More »

Rearrange Odd and Even values in Alternate Fashion in Ascending Order 3

Given an array of integers (both odd and even), the task is to arrange them in such a way that odd and even values come… Read More »