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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 @dotvimrc1:

Unlock 9 remaining solutions by signing in and submitting your own entry
Created by: @johnreitano

1459 active golfers, 5946 entries

Solutions by @dotvimrc1:
10
#305 - dotvimrc / @dotvimrc1

09/28/2020 at 06:40AM

10
#>305 - dotvimrc / @dotvimrc1

09/28/2020 at 06:41AM

10
#>305 - dotvimrc / @dotvimrc1

09/28/2020 at 06:42AM

11
#>620 - dotvimrc / @dotvimrc1

09/25/2020 at 07:00AM

12
#>742 - dotvimrc / @dotvimrc1

09/25/2020 at 06:58AM

13
#>784 - dotvimrc / @dotvimrc1

09/25/2020 at 06:48AM

19
#>1155 - dotvimrc / @dotvimrc1

09/01/2020 at 07:25AM

24
#>1368 - dotvimrc / @dotvimrc1

09/01/2020 at 07:12AM

37
#>1438 - dotvimrc / @dotvimrc1

04/26/2020 at 04:16PM