15 Puzzle VS RegExr

You can practice what you learned over there: https://15puzzle.netlify.app/. Source: over 1 year ago

I spent 2 days practicing this and now get times in the 30 - 60 second range. I'm not a genius. So it's just not as hard as it seems. Try yourself: https://15puzzle.netlify.app/. Source: about 3 years ago

When thinking about how I might compare an arrangement to the contiguous group of damaged springs, I used regexr.com to experiment with very specific regexs that used the numbers. - Source: dev.to / 4 months ago

There are plenty of online regex tools to test and experiment with regex patterns. Some popular ones include RegExr, RegEx101, and RegexPlanet. - Source: dev.to / 4 months ago

Using regexr.com it at least appears to work as expected. - Source: dev.to / 5 months ago

If you are going to use RE's, use something like https://regexr.com/ to double check that they're doing what you want. I was suspicious of your 'cols = re.findall(r'\d+ .....', i)' line, and indeed it does miss some columns. You should rethink your column detection, and either not use REs or learn how to use capture groups and \w. There would then be no reason to use yet another RE in your column iterator to... Source: 5 months ago

First time posting here, let me know if I need to edit post to conform to any rules. My issue is that I'm trying to match regex pattern to separate out the number of cubes drawn and its color but my Matcher object seems to not be returning any matches so it's throwing a no match found exception when I try to call digitMatcher.group(). I have tested my regex pattern on sites like regexr and it seems to pass there... Source: 5 months ago