Real Vim ninjas count every keystroke - do you?

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

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$ 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 @Bob37174065:

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

1551 active golfers, 6358 entries

Solutions by @Bob37174065:
11
#561 - Bob / @Bob37174065

06/01/2020 at 11:48AM

14
#>873 - Bob / @Bob37174065

06/01/2020 at 11:41AM

15
#>956 - Bob / @Bob37174065

06/01/2020 at 11:33AM

16
#>1036 - Bob / @Bob37174065

06/01/2020 at 11:31AM

18
#>1175 - Bob / @Bob37174065

06/01/2020 at 09:46AM

18
#>1175 - Bob / @Bob37174065

06/01/2020 at 09:55AM

19
#>1222 - Bob / @Bob37174065

06/01/2020 at 09:44AM