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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 @liuxian1990:

Created by: @wedesoft Tweet

370 active golfers, 2011 entries

Solutions by @liuxian1990:

16

#6 - 六弦 / @liuxian1990

11/28/2020 at 11:46AM

17

#>72 - 六弦 / @liuxian1990

11/28/2020 at 11:43AM

18

#>123 - 六弦 / @liuxian1990

11/28/2020 at 11:42AM

21

#>142 - 六弦 / @liuxian1990

11/28/2020 at 11:41AM

22

#>147 - 六弦 / @liuxian1990

11/28/2020 at 11:40AM

23

#>164 - 六弦 / @liuxian1990

11/28/2020 at 11:39AM

24

#>173 - 六弦 / @liuxian1990

11/28/2020 at 11:39AM

25

#>179 - 六弦 / @liuxian1990

11/28/2020 at 11:38AM

26

#>187 - 六弦 / @liuxian1990

11/28/2020 at 11:36AM

27

#>199 - 六弦 / @liuxian1990

11/28/2020 at 11:30AM

28

#>212 - 六弦 / @liuxian1990

11/28/2020 at 11:23AM

32

#>249 - 六弦 / @liuxian1990

11/28/2020 at 11:17AM

33

#>267 - 六弦 / @liuxian1990

11/28/2020 at 11:17AM

35

#>283 - 六弦 / @liuxian1990

11/28/2020 at 11:16AM

37

#>293 - 六弦 / @liuxian1990

11/28/2020 at 11:10AM

41

#>317 - 六弦 / @liuxian1990

11/28/2020 at 10:52AM

47

#>331 - 六弦 / @liuxian1990

11/28/2020 at 10:51AM

57

#>349 - 六弦 / @liuxian1990

11/28/2020 at 10:47AM