Tag: Python 101: `defaultdict(int)` vs `defaultdict(list)`

Let’s compare defaultdict(int) and defaultdict(list) by using examples that demonstrate their differences and appropriate use cases. 1. defaultdict(int) – Used for Counting Occurrences: When you use defaultdict(int), it initializes missing keys with 0 (the default for int). This is commonly used when you need to count occurrences of elements. Example…