Real Vim ninjas count every keystroke - do you?

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

Changelog, Rules & FAQ, updates: @vimgolf, RSS.

Your VimGolf key: please sign in

$ gem install vimgolf
$ vimgolf setup
$ vimgolf put 9v00669b3ff1000000000303

Rearrange array to single level

The goal is to flatten the array into a single list and remove any empty elements.

Start file
[
    []  ,
    [''],
    ['0', '1', '2'],
    ['3', '4', '5'],
    ['6', '7'],
    ['8', '9'],
    ['']
]
End file
['', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '']

View Diff

1,9c1
< [
<     []  ,
<     [''],
<     ['0', '1', '2'],
<     ['3', '4', '5'],
<     ['6', '7'],
<     ['8', '9'],
<     ['']
< ]
---
> ['', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '']

Solutions by @valacar:

Unlock 3 remaining solutions by signing in and submitting your own entry
Created by: @maharba6

202 active golfers, 1267 entries

Solutions by @valacar:
19
#42 - Valacar / @valacar

07/22/2024 at 11:53PM

24
#>84 - Valacar / @valacar

07/21/2024 at 08:44PM

25
#>97 - Valacar / @valacar

07/21/2024 at 02:32AM