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 5287aac7bba8eb0002000002

Permutations N=4

Could use backtracking or other algorithm to generate sorted numbers. Second chance !

Start file

1234

End file

1234
1243
1324
1342
1423
1432
2134
2143
2314
2341
2413
2431
3124
3142
3214
3241
3412
3421
4123
4132
4213
4231
4312
4321

View Diff

1a2,24
> 1243
> 1324
> 1342
> 1423
> 1432
> 2134
> 2143
> 2314
> 2341
> 2413
> 2431
> 3124
> 3142
> 3214
> 3241
> 3412
> 3421
> 4123
> 4132
> 4213
> 4231
> 4312
> 4321

Solutions by @GavinKoeng:

Created by: @zulolosi Tweet

21 active golfers, 81 entries

Solutions by @GavinKoeng: