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 @CalvinJH:

Unlock 10 remaining solutions by signing in and submitting your own entry
Created by: @johnreitano

1514 active golfers, 6201 entries

Solutions by @CalvinJH:
10
#73 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:46PM

11
#>490 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:38PM

12
#>757 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:37PM

12
#>757 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:50PM

15
#>909 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:35PM

16
#>996 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:32PM

18
#>1134 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:31PM

20
#>1228 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:28PM

30
#>1471 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 05:27PM

38
#>1496 - Calvin Janitra Halim / @CalvinJH

03/25/2020 at 03:56PM