Skills at Work
When designing a program that involves loops, especially a large and complex program, it can
be challenging to explain the structure of the program and the relationships between its parts to
other team members who might be working with you to create it. It’s common for programmers to
create a visual representation to illustrate the parts of a program and how they fit together, both
before and during development. For loops, such diagrams often take the form of a flow chart, which
shows program components as boxes of different shapes, with lines connecting those
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