- Plain Strings (207):
foo
- Anchors (208):
k$
- Ranges (202):
[a-f]{4}
- Backrefs (201):
(...).*\1
- Abba (190):
^((?!(.)(.)\3\2).)*$
(Source) - A man, a plan (177):
^(.)[^p].*\1$
- Prime (286):
^(?!(..+)\1+$)
- Four (199):
(.)(.\1){3}
- Order (199):
^[^o]?.{5}$
- Triples (588):
(00[039]|12|015|50)$|1..?4|4.2|1.7|6.0|006
(Source) - Glob (366):
\*(.+?)\*.+? .+?\1.+$|^(.+?)\*.+? \2|^(.+?) .+? \3$|vi
- Balance (286):
^(<(<(<(<(<(<<>>)*>)*>)*>)*>)*>)*$
- Powers (72):
^(xx?|xxxx|x{8}|x{16}|x{32}|(x{64})*)$
Total Score: 3181