Skip to content
Navigation Menu
Sign in
Products
Platform
GitHub
Repository hosting, code review, and collaboration
Copilot
AI coding agent for tasks, projects, and automated work
Build & Ship
Actions
CI/CD and automation
Code Quality
Quality analysis, fixes, and enforcement
Codespaces
Cloud development environments
Secure
Code Security
Vulnerability detection and remediation
Secret Protection
Secret scanning and leak prevention
All Features
Developers
Learn
Documentation
Training
Certifications
Build
Build with Copilot
Customize Copilot
Integrations
Explore
Trending repos
GitHub Sponsors
Developer articles
Changelog
Changelog
Your source for the latest features, improvements, and fixes across GitHub products, all in one place.
Businesses
By Stage
Enterprises
Team
Startups
Nonprofits
By Industry
Healthcare
Financial services
Manufacturing
Government
See all industries
Evaluate GitHub
Why GitHub
Customer Stories
Business insights
Trust Center
Add-ons
GitHub Advanced Security
Enterprise-grade code security
Copilot for business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Resources
Learn & Connect
Documentation
Resource center
Blog
Events & webinars
Community Forum
Customer Stories
Integrations
Support
Customer support
Training
GitHub Status
Company
About
Partners
Changelog
GitHub Universe
GitHub Universe
The event for developers, by developers — talks, workshops, and what’s next for GitHub.
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
wildDoubt
code-problems
Repository navigation
Code
Issues
Pull requests
Actions
Projects
Security and quality
Insights
More
items
Files
Expand file tree
master
Breadcrumbs
code-problems
/
Codeforces
/
Copy path
Directory actions
More options
More options
Directory actions
More options
More options
Latest commit
History
History
History
master
Breadcrumbs
code-problems
/
Codeforces
/
Copy path
Top
Folders and files
Name
Name
Last commit message
Last commit date
parent directory
..
1336a.cpp
1336a.cpp
1343a.cpp
1343a.cpp
1373D.cpp
1373D.cpp
1426ab.cpp
1426ab.cpp
1506A.cpp
1506A.cpp
1506B.cpp
1506B.cpp
1506C.cpp
1506C.cpp
1506C_2.cpp
1506C_2.cpp
1506D.cpp
1506D.cpp
1506E.cpp
1506E.cpp
1511C.cpp
1511C.cpp
1512D.cpp
1512D.cpp
1512G.cpp
1512G.cpp
1520B.cpp
1520B.cpp
1520D.cpp
1520D.cpp
1520c.cpp
1520c.cpp
1520e.cpp
1520e.cpp
1521A.cpp
1521A.cpp
1525A.cpp
1525A.cpp
1525B.cpp
1525B.cpp
1525C.cpp
1525C.cpp
1526A.cpp
1526A.cpp
1526B.cpp
1526B.cpp
1526C1.cpp
1526C1.cpp
1526D.cpp
1526D.cpp
1527B.cpp
1527B.cpp
1527C.cpp
1527C.cpp
1529A.cpp
1529A.cpp
1529B.cpp
1529B.cpp
1529C.cpp
1529C.cpp
1529D.cpp
1529D.cpp
1535A.cpp
1535A.cpp
1535B.cpp
1535B.cpp
1535C.cpp
1535C.cpp
1538A.cpp
1538A.cpp
1538B.cpp
1538B.cpp
1538C.cpp
1538C.cpp
1538D.cpp
1538D.cpp
1538F.cpp
1538F.cpp
1556A.cpp
1556A.cpp
1556B.cpp
1556B.cpp
1562A.cpp
1562A.cpp
1562B.cpp
1562B.cpp
1562C.cpp
1562C.cpp
1567A.cpp
1567A.cpp
1567B.cpp
1567B.cpp
1567C.cpp
1567C.cpp
1567D.cpp
1567D.cpp
189A.cpp
189A.cpp
20c.cpp
20c.cpp
217a.cpp
217a.cpp
219d.cpp
219d.cpp
276c.cpp
276c.cpp
327A.cpp
327A.cpp
337D.cpp
337D.cpp
455A.cpp
455A.cpp
52c.cpp
52c.cpp
545e.cpp
545e.cpp
558e.cpp
558e.cpp
602b.cpp
602b.cpp
607a.cpp
607a.cpp
706c.cpp
706c.cpp
707b.cpp
707b.cpp
839c.cpp
839c.cpp
View all files
You can’t perform that action at this time.