Given two non empty Linked List with non negative numbers, and numbers are stored in reverse order having single digit. Add the two list and return the result as a linked list.
Input: [ 3 -> 4 -> 5 ] + [ 1 -> 2-> 3] Output: [ 8 -> 6 -> 4 ] Explanation: 543 + 321 = 8 -> 6 -> 4 Detailed Explanation: The above linked list can be visualized as below: Let’s take a simple example on how we add on a paper: […]
Given an array of integers in ascending order, return index of the two numbers such that they add up to a specific key provided.
Solution Description: This problem can be solved in 2 different ways. Solution 1: Brute Force Technique Explanation: In this technique, we shall be taking 2 loops. Outer Loop and Inner Loop. Step 1: First take the first element of the outer loop and add it to every other element from the inner loop array. And […]
Tips to become good at programming
Below are some of the tips to become good at programming. Be good with syntax. Dedicate at-least 1 hour other than office hours to solve competitive programming. Every week make a commitment to learn new data structure or an algorithm concept. Write DS and Algo in different programming language. Learn about regular expression. Learn about […]
How to write a resume for coding interview?
In this chapter I shall give you some tips on how to write resume for software developer. Always include your GitHub links. Always include your contributions for open source projects. A brief about your highest education. List of projects you were involved in and your roles in that project. Technology used in that project. Protocols […]
Tips to solve coding interview questions
In this chapter I shall give you some tips on how to solve coding interview questions. Always first try to come up with brute force approach. Always think out loud so that interviewer will know your thought process. Ask doubts/ questions related to the problem that they have given to you. After you come up […]
How to prepare for coding interview in 3 months.
I have created the answer for this question by taking my own experience and also asking it to my friends and formulating the points. I am not saying that if you follow this you will get a job, but this will provide you a way you prepare better for interview. 3 months is a reasonable […]
What is your salary expectations?
This is a very important question and you need to be prepared to answer the question. Because quoting too high or too low will not be feasible. Because, the company has a budget allocated for that position and they will be ready to give your expected salary. You can ask below points: As what the […]
Are you planning for further studies?
This is a common question asked for fresher’s. It is recommended that you say “no” and give a justifiable reason. You can say like: No, I don’t have any plans for higher studies. I am looking to start my career with a good organization like yours. Or You can say like: I want to look […]
What do you know about our company?
It is important to know about the company before you go for the interview. Don’t say too much or too little about the company. It is recommended that you prepare for at-least to speak for 2-3 minutes. Below are the points that you can include: It is recommended to talk about the flagship product and […]
Do you prefer working alone or in a team?
Your answer should include both. Because missing out any one will hurt your chances of getting selected in interview. Below are the points that you can include in your answer. I would like to work in a team, so that I can learn from others. I also prefer working alone, I enjoy working in both […]