[rip747]

I imagine the main part of the algorithm will be:

weight = title.toLowerCase().indexOf("cat") < 0 ? 0 : 1000;

[lfowles]

Isn't it written in python?

weight = 1000 if "cat" in title.lower() else 0

[gipp]

Too many false positives. More like if re.search('\bcat\b')

[rip747]

touche my friend :)