Welcome to ProblemStack.uz
ProblemStack.uz is a community-driven platform for competitive programming, CTF challenges, and coding practice
Join thousands of programmers on ProblemStack solving coding problems, participating in contests, and improving their skills. ProblemStack.uz offers competitive programming challenges, CTF competitions, leaderboards, and a vibrant coding community.
Our Mission
At ProblemStack.uz, our mission is to empower programmers and cybersecurity enthusiasts of all skill levels to grow, learn, and excel through hands-on experience. We believe that true mastery in coding and problem-solving comes not from theory alone, but from actively engaging with challenges, experimenting with solutions, and learning from both success and failure.
Our goal is to create a comprehensive platform where learners can access a wide range of coding problems, CTF challenges, and competitive programming exercises designed to sharpen logical thinking, algorithmic skills, and technical expertise. We want every user—from beginners taking their first steps in programming to seasoned developers preparing for competitions—to find opportunities to learn, improve, and push the boundaries of their abilities.
Beyond technical skills, ProblemStack.uz aims to foster a strong sense of community. We believe collaboration, sharing knowledge, and learning from others are as important as individual problem-solving. Our platform encourages discussion, mentorship, and peer learning, helping members grow not just as programmers, but as critical thinkers and innovators.
Ultimately, our mission is to cultivate a space where curiosity meets challenge, and passion transforms into capability. We aspire to inspire the next generation of coders, security researchers, and technology leaders by giving them the tools, challenges, and support they need to succeed in the rapidly evolving world of programming and cybersecurity.
What We Offer
Coding Problems
Practice with hundreds of coding problems covering algorithms, data structures, and programming concepts. Problems are categorized by difficulty and topic.
CTF Challenges
Test your security skills with Capture The Flag challenges. Solve cryptography, web security, reverse engineering, and more.
Contests
Participate in regular programming contests. Compete solo or as a team, and climb the leaderboards.
Leaderboards
Track your progress and compete with other programmers. See how you rank globally and in your country.
Community
Join a vibrant community of programmers. Form teams, participate in discussions, and learn from others.
Gamification
Earn points, XP, and badges as you solve problems. Level up and unlock new features and customizations.
Ready to Get Started?
Join our community of programmers improving their skills on ProblemStack.uz. Create an account and start solving problems today!