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Interview Questions

Learn and Practice on almost all coding interview questions asked historically and get referred to the best tech companies.

Problem Title

Exp

Difficulty

Avg. time

Attempted

Upvotes

Reverse Words In A String

Easy

10 mins

84.7k

630

Reverse Stack Using Recursion

Easy

21 mins

73.1k

544

Reverse Linked List

Easy

15 mins

75.2k

315

Delete Kth Node From End

Moderate

15 mins

47.1k

211

Minimum Number of Platforms

Moderate

30 mins

44.2k

194

LRU Cache Implementation

Moderate

25 mins

12.2k

125

Day 15 : Convert binary tree to mirror tree

Easy

15 mins

5.5k

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Interview Experiences

Gain the Edge You Need at your next technical interview with Coding Ninjas.s unlimited interview problems practices for 24/7 customer private limited

Upvote

24/7 customer private limited | SDE - 1 | Experienced | May 2015

Published on 14 Mar 2022

Upvote

24/7 customer private limited | SDE - 2 | Experienced | Jul 2015

Published on 14 Mar 2022

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Guided Paths

Here is your ultimate guide for cracking your dream job interview, you can choose your tracks and start preparing for 24/7 customer private limited

Data structures & algorithms (Beginner to Intermediate)

If you are a complete beginner to data structures / want quick content to revise and practise questions for placements, this is the guided path for you . This guided path covers the absolute basics introducing every data structure, its need and then checks your understanding with relevant coding questions and mcqs to solve, so that you can have an all round understanding of the concepts studied.