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

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$ gem install vimgolf
$ vimgolf setup
$ vimgolf put 5fa95fbdd285680008e41e4b

swap number pairs

Swap the numbers in a bunch of 2-element arrays.

Start file

[2, 1], [5, 4]
[6, 3]
[7, 4]
[8, 2], [12, 11]

End file

[1, 2], [4, 5]
[3, 6]
[4, 7]
[2, 8], [11, 12]

View Diff

1,4c1,4
< [2, 1], [5, 4]
< [6, 3]
< [7, 4]
< [8, 2], [12, 11]
---
> [1, 2], [4, 5]
> [3, 6]
> [4, 7]
> [2, 8], [11, 12]

Solutions by @Simmons_Ben:

Created by: @wedesoft Tweet

370 active golfers, 2011 entries

Solutions by @Simmons_Ben:

16

#23 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:19PM

17

#>87 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:16PM

18

#>123 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:15PM

19

#>133 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:15PM

20

#>136 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:14PM

21

#>142 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:13PM

22

#>151 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:11PM

24

#>175 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:11PM

25

#>180 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:09PM

26

#>187 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:07PM

27

#>202 - Ben Simmons / @Simmons_Ben

01/20/2021 at 04:05PM

30

#>230 - Ben Simmons / @Simmons_Ben

01/20/2021 at 03:56PM

34

#>274 - Ben Simmons / @Simmons_Ben

01/20/2021 at 03:52PM

38

#>299 - Ben Simmons / @Simmons_Ben

01/20/2021 at 03:48PM