Recycling polyolefin plastics is inefficient and costly because their strong bonds make them hard to break down and require tedious pre-sorting. The future of plastic ... But we wanted to find an ...

The CodeChef IDE lets you code right in your browser, making it easy to start practicing with their problem sets. Understanding time and memory limits is key; your code needs to be both fast and ...

In the "coding path" of Python data processing, there are always some repetitive yet crucial tasks that can be quite troublesome—such as counting the most frequently used words in user comments, ...