Given records = [('a', 1), ('b', 2), ('a', 3), ('b', 4), ('a', 5)], group values by key into a dict

A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

medium

Problem

Given records = [('a', 1), ('b', 2), ('a', 3), ('b', 4), ('a', 5)], group values by key into a dict of lists using setdefault. Print the dict with keys in sorted order.

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