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 @Kausic99:

Unlock 5 remaining solutions by signing in and submitting your own entry
Created by: @udioica

141 active golfers, 376 entries

Solutions by @Kausic99:
13
#115 - Kausic / @Kausic99

09/10/2022 at 11:22PM

14
#>131 - Kausic / @Kausic99

09/10/2022 at 11:17PM

15
#>134 - Kausic / @Kausic99

09/10/2022 at 11:16PM

17
#>136 - Kausic / @Kausic99

09/10/2022 at 11:14PM

21
#>136 - Kausic / @Kausic99

09/10/2022 at 11:07PM