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$ gem install vimgolf
$ vimgolf setup
$ vimgolf put 50b746da523acc0002000018

Checkerboard case pattern

All the squares are white. Make some of them black. But only the right ones.

Start file
aaaaaaaa
aaaaaaaa
aaaaaaaa
aaaaaaaa
aaaaaaaa
aaaaaaaa
aaaaaaaa
aaaaaaaa

End file
aAaAaAaA
AaAaAaAa
aAaAaAaA
AaAaAaAa
aAaAaAaA
AaAaAaAa
aAaAaAaA
AaAaAaAa

View Diff

1,8c1,8
< aaaaaaaa
< aaaaaaaa
< aaaaaaaa
< aaaaaaaa
< aaaaaaaa
< aaaaaaaa
< aaaaaaaa
< aaaaaaaa
---
> aAaAaAaA
> AaAaAaAa
> aAaAaAaA
> AaAaAaAa
> aAaAaAaA
> AaAaAaAa
> aAaAaAaA
> AaAaAaAa

Solutions by @rayll:

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

57 active golfers, 144 entries

Solutions by @rayll:
16
#8 - Ray Lehtiniemi / @rayll

12/09/2012 at 09:24AM

17
#>24 - Ray Lehtiniemi / @rayll

12/09/2012 at 09:22AM

19
#>31 - Ray Lehtiniemi / @rayll

12/09/2012 at 09:20AM

20
#>33 - Ray Lehtiniemi / @rayll

12/09/2012 at 09:18AM

32
#>56 - Ray Lehtiniemi / @rayll

12/09/2012 at 09:14AM

37
#>56 - Ray Lehtiniemi / @rayll

12/09/2012 at 09:12AM

95
#>57 - Ray Lehtiniemi / @rayll

12/09/2012 at 09:06AM