Towards Good Programming Style in C
Major takeaways on variable:

• Use good variable names, with camelCasing or under_scores


• Describe variables at declaration

Major takeaways on documentation:

• Document every subroutine with a block comment


• For longer programs describe the entire program, including purpose, requirements, missing (required) features, known bugs, etc.

Lastly, the golden rule of style:

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Style Principle
Structure and document your program the way you wish other programmers would.

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