Counter Inventory Difference Dry Run in PYTHON

Counter Inventory Difference is an interactive PYTHON dry run visualizer from the Collection programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.

This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.

Counter Inventory Difference Program Code

from collections import Counter

stock = Counter({"pen": 10, "book": 5, "eraser": 3})
sold = Counter({"pen": 4, "book": 2})
remaining = stock - sold

print(remaining)

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