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Iterator Chaining

Medium +3 pts

🎯 In Python, you can chain operations in a list comprehension or with itertools:

# Filter and transform in one comprehension result = [x * 2 for x in data if x > 0] # Multiple steps with itertools from itertools import chain flat = list(chain.from_iterable(nested_lists)) longest = sorted(words, key=len)[-1]

Rust takes the chaining idea further — every iterator adapter returns a new iterator, so you can build multi-step pipelines that read top-to-bottom, like Unix pipes. And …

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