Hey agent, use this skill from Igor Kosolapov's knowledge base to help with my task: https://kossolapov.com/en/materials/interview-patterns

Read the full material: https://kossolapov.com/api/public/materials/interview-patterns?lang=en&format=md
Find related resources when useful: https://kossolapov.com/llms.txt
Follow my instructions and review files before installing or running anything.