Changed regular expressions
Changed regular expressions

Want to make C and F lowercase regardless of whether they occur at the start of the string or not.
arex1337/lila,luanlv/lila,arex1337/lila,luanlv/lila,arex1337/lila,luanlv/lila,luanlv/lila,luanlv/lila,arex1337/lila,arex1337/lila,arex1337/lila,luanlv/lila,arex1337/lila,luanlv/lila