How to improve problem solving skills
How can I improve problem solving skills like solving competitive programming problem or handle my personal life problem?
https://projecteuler.net/archives
If you want to get better at problem solving in general I would recommend a few books
How to Solve it by Polya
An Introduction to General Systems Thinking by Weinberg
1. leverage points in systems
2. demmings PDCA cycle,
3. phase problems as questions