Crack any tech interview
3,128 problems with full solutions in 8 languages, step-by-step dry runs, and company-wise question lists — everything you need, nothing you don't.
Everything you need to prepare
Built for serious interview prep — not just another problem list.
Approach Navigator
Every problem comes with multiple approaches — from Brute Force to Optimal. Follow the thought evolution, not just the answer.
8 Languages
Solutions in C++, Java, Python, JavaScript, TypeScript, Go, Rust, and C# — all fully working and commented.
Dry Run Walkthroughs
Step-by-step execution traces that show exactly how data transforms through each algorithm.
Interview Tips
What interviewers actually look for — including common pitfalls, clarification questions, and communication strategies.
Company Mode
See exactly which problems each of 471 companies asks, ranked by frequency. Know what to prioritize.
Time-Period Filter
Filter company questions by last 30 days, 3 months, 6 months, or all time to focus on what's hot right now.
DSA Problems
3128 problems across 3 difficulty levels. Each with full solutions, dry runs, and interview strategy.
Frequently Asked Questions
How many DSA problems are available on Tejav?
Tejav has 3,128 DSA problems with full solutions. Each problem includes multiple approaches (Brute Force to Optimal), dry run walkthroughs, interview tips, and solutions in 8 programming languages.
Which programming languages are supported for DSA solutions?
All solutions are available in C++, Java, Python, JavaScript, TypeScript, Go, Rust, and C# — 8 languages in total.
How does company-wise interview preparation work?
Tejav has frequency-ranked DSA questions for 471 top tech companies including Google, Amazon, Meta, Microsoft, and Apple. You can filter by time period (last 30 days, 3 months, 6 months, or all time) to see what each company is currently asking.
Is DSA interview preparation free on Tejav?
Yes, all DSA problems, solutions, dry runs, and company-wise question lists are completely free on Tejav.
What makes Tejav DSA preparation different from LeetCode?
Tejav provides full solutions with step-by-step dry runs, multiple approaches with complexity analysis, interview tips from real interviews, and company-wise frequency data — all in one place. Problem statements are from LeetCode but solutions and explanations are original.
Problem titles and numbers are from LeetCode. Solutions and explanations are original. Clicking a problem title opens LeetCode in a new tab without referrer.