Real Vim ninjas count every keystroke - do you?

Pick a challenge, fire up Vim, and show us what you got.

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Your VimGolf key: please sign in

$ gem install vimgolf
$ vimgolf setup
$ vimgolf put 592e0f555b60ba0009000001

Stairstep digits

Remove the evens. Double the odds.

Start file
123456789
End file
1133557799

View Diff

A trick a golfer should know, but I don't think
many of you do. This challenge will fix that.

Solutions by @lut0bler:

Unlock 4 remaining solutions by signing in and submitting your own entry
Created by: @udioica

116 active golfers, 245 entries

Solutions by @lut0bler:
9
#6 - Lukas Tobler / @lut0bler

06/03/2017 at 06:41PM

9
#>6 - Lukas Tobler / @lut0bler

06/03/2017 at 06:43PM

13
#>66 - Lukas Tobler / @lut0bler

06/03/2017 at 06:40PM

20
#>112 - Lukas Tobler / @lut0bler

06/03/2017 at 06:38PM