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 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 @FromageGimmie:

Created by: @wedesoft Tweet

370 active golfers, 2011 entries

Solutions by @FromageGimmie:

16

#26 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:26PM

17

#>87 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:22PM

18

#>123 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:20PM

19

#>134 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:19PM

20

#>136 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:16PM

21

#>142 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:07PM

22

#>151 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:05PM

23

#>168 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:04PM

24

#>175 - gimmie fromage / @FromageGimmie

01/25/2021 at 01:01PM

25

#>180 - gimmie fromage / @FromageGimmie

01/24/2021 at 01:05PM

26

#>187 - gimmie fromage / @FromageGimmie

01/24/2021 at 12:56PM

27

#>202 - gimmie fromage / @FromageGimmie

01/24/2021 at 12:52PM

32

#>256 - gimmie fromage / @FromageGimmie

01/24/2021 at 12:20PM

34

#>274 - gimmie fromage / @FromageGimmie

01/24/2021 at 12:16PM