Letter case trickery
This file is in a downright esoteric format, consisting of hexadecimal numbers, non-hexadecimal keywords, and "Z" indicating end-of-line. Make the hexadecimal numbers lowercase.
Start file
A4E SUM 3C0Z 2B A9 NE F2Z
End file
a4e SUM 3c0Z 2b a9 NE f2Z
View Diff
1,2c1,2 < A4E SUM 3C0Z < 2B A9 NE F2Z --- > a4e SUM 3c0Z > 2b a9 NE f2Z
Solutions
The best way to learn is to practice. Below, you will find some of the solutions other golfers have entered. To unlock higher ranked solutions, submit your own entry which does as well or better than the solutions you can currently see - climb the ladder!
Check out these helpful resources to improve your Vim skills... Game on.
Unlock 516 remaining solutions by signing in and submitting your own entry
#517 Thomas Feiler / @SirTibsTibsford - Score: 45 - 09/04/13 @ 21:23
:%s-\<\([0-9A-F]\+\)\([Z$]*\)\>-\L\1\E\2-g<CR>ZZ
0 comments
#518 mathac / @mathacgolf - Score: 45 - 05/05/14 @ 19:29
:%s/A\|E\|C\|\B\|F/\L&/g<Left><Left><Left><Left><Left><Left><Left><Left><Left><Left><Left><Left><Left><Left><Left><Left><Left>4<CR>ZZ
0 comments