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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 @imdavidhwang:

Created by: @wedesoft Tweet

370 active golfers, 2011 entries

Solutions by @imdavidhwang:

32

#248 - David / @imdavidhwang

11/16/2020 at 05:31PM

33

#>266 - David / @imdavidhwang

11/16/2020 at 05:49PM

34

#>271 - David / @imdavidhwang

11/16/2020 at 05:31PM

34

#>271 - David / @imdavidhwang

11/16/2020 at 05:39PM

34

#>271 - David / @imdavidhwang

11/16/2020 at 05:43PM

34

#>271 - David / @imdavidhwang

11/16/2020 at 05:50PM

35

#>283 - David / @imdavidhwang

11/16/2020 at 05:47PM

38

#>298 - David / @imdavidhwang

11/16/2020 at 05:27PM

38

#>298 - David / @imdavidhwang

11/16/2020 at 05:30PM

46

#>330 - David / @imdavidhwang

11/16/2020 at 05:19PM

48

#>333 - David / @imdavidhwang

11/16/2020 at 05:02PM

53

#>343 - David / @imdavidhwang

11/16/2020 at 04:59PM

56

#>347 - David / @imdavidhwang

11/16/2020 at 04:55PM

57

#>349 - David / @imdavidhwang

11/16/2020 at 05:26PM