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Python Basics
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How to solve a problem
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Understand
— read the problem, inputs, output, and examples.
Choose the tools
— identify the useful data structure or pattern.
Plan
— work through one small example before coding.
Code
— implement the simplest correct approach.
Analyze
— identify Time O(...) and Space O(...).
Run
— test and trace failures.
Review
— compare with the answer and complexity.
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