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 5e4dfcccaa2db400090b66c3

prepend * to every non-blank line

Prepend an asterisk to every non-blank line in the input file.

Start file
This is a
very short

file, but it is 
still
full

of

surpises.
End file
*This is a
*very short

*file, but it is 
*still
*full

*of

*surpises.

View Diff

1,2c1,2
< This is a
< very short
---
> *This is a
> *very short
4,6c4,6
< file, but it is 
< still
< full
---
> *file, but it is 
> *still
> *full
8c8
< of
---
> *of
10c10
< surpises.
---
> *surpises.

Solutions by @KamenovHristo:

Unlock 7 remaining solutions by signing in and submitting your own entry
Created by: @johnreitano

1537 active golfers, 6312 entries

Solutions by @KamenovHristo:
10
#320 - Hristo Kamenov / @KamenovHristo

10/10/2020 at 12:37PM

10
#>320 - Hristo Kamenov / @KamenovHristo

10/10/2020 at 12:39PM

11
#>668 - Hristo Kamenov / @KamenovHristo

10/10/2020 at 12:36PM

12
#>795 - Hristo Kamenov / @KamenovHristo

10/10/2020 at 12:35PM

14
#>887 - Hristo Kamenov / @KamenovHristo

10/10/2020 at 12:02PM

14
#>887 - Hristo Kamenov / @KamenovHristo

10/10/2020 at 12:05PM

17
#>1136 - Hristo Kamenov / @KamenovHristo

10/10/2020 at 12:00PM