If you didn’t happen to do string replacements it wasn’t so bad.
Yeah. I was using regex to find the numbers as a quick implementation before realizing that floor. Just switched it to use a positive lookahead to solve that issue.
Day 3 was one of those challenges that if you thought of a good method quickly it wasn’t too bad. Ended up compiling strings and using regex again. Worked really well actually.
![[2023 Day 4] Difficulty is all over the place](https://programming.dev/pictrs/image/417aa04d-ce09-4539-97b6-8b5dd0ed0fbb.png){kind=link}
Yeah. I was using regex to find the numbers as a quick implementation before realizing that floor. Just switched it to use a positive lookahead to solve that issue.
Day 3 was one of those challenges that if you thought of a good method quickly it wasn’t too bad. Ended up compiling strings and using regex again. Worked really well actually.