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- strings are iterable, which provides a lot of opportunity to leverage Python functions against them hamming
- understanding that strings, lists, and other data structures can be iterated over in the same fashion matrix
- characters in a string are iterables and are subject to index and slice access as described below phone-number
- The example solution uses the
for _ in _syntax to iterate over a list of lines. This is possible because a list is aniterable. markdown