Tip 1: Practice DSA questions with different patterns. I found this to be crucial in building a strong foundation in problem-solving. It helps you get comfortable with various patterns and techniques that often come up in interviews.
Tip 2: Work on at least 2 projects. Having hands-on projects not only shows your technical ability but also demonstrates your understanding of how to build something real. It also gives you more to talk about during interviews.
Tip 1: Include at least 2-3 relevant projects. Projects showcase your skills and give interviewers something tangible to discuss during the interview.
Tip 2: Do not put false or exaggerated claims on your resume. Be honest about your skills and experiences—interviewers can easily spot inconsistencies.
Tip 3: Keep your resume clear and concise. Stick to one page if possible and focus on your most important achievements and skills.
Tip 4: Highlight your key technical skills and tools. Make sure your resume reflects the skills that align with the role you're applying for.
The 25 Horses Puzzle: You have 25 horses, and you want to find the top 3 fastest horses. However, you can only race 5 horses at a time, and there is no timer. How many races are needed to determine the fastest three?



Suppose given input is "abacb", then the length of the longest substring without repeating characters will be 3 ("acb").
To solve the 'Longest Substring Without Repeating Characters' problem, I used the sliding window technique:




I solved the 'Copy List with Random Pointer' problem using a three-step approach:
This method runs in O(n) time and uses O(1) additional space.

Here's your problem of the day
Solving this problem will increase your chance to get selected in this company
What is recursion?