Task: Debug-Friendly List Formatter with Null Element Visibility

Task: Debug-Friendly List Formatter with Null Element Visibility: a task in Terminal-Lego-15k (Harbor dataset). When debugging programs, tools sometimes hide or skip null / None elements in lists, making it difficult to identify issues. Your task is to write a Python script that produces a…

The task

When debugging programs, tools sometimes hide or skip `null`/`None` elements in lists, making it difficult to identify issues. Your task is to write a Python script that produces a debug-friendly representation of lists, explicitly showing **all** elements including `null` values with their indices.

Part of PrimeIntellect/Terminal-Lego-15k.