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 5f1e0217becb80000692b9c4

Rural Post

Simple challenge to remove all but the post code on each line

Start file
RD 5 Gore 9775
RD 6 Gore 9776
RD 7 Gore 9777
RD 1 Great Barrier Island 0991
RD 1 Greta Valley 7387
RD 1 Greytown 5794
RD 1 Hamilton 3281
RD 2 Hamilton 3282
End file
9775
9776
9777
0991
7387
5794
3281
3282

View Diff

1,8c1,8
< RD 5 Gore 9775
< RD 6 Gore 9776
< RD 7 Gore 9777
< RD 1 Great Barrier Island 0991
< RD 1 Greta Valley 7387
< RD 1 Greytown 5794
< RD 1 Hamilton 3281
< RD 2 Hamilton 3282
---
> 9775
> 9776
> 9777
> 0991
> 7387
> 5794
> 3281
> 3282

Solutions by @WangwangXiao:

Unlock 11 remaining solutions by signing in and submitting your own entry
Created by: @ctmusicnz

1066 active golfers, 4351 entries

Solutions by @WangwangXiao:
9
#142 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 05:24PM

10
#>411 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 05:22PM

11
#>494 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 05:21PM

12
#>515 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 05:20PM

13
#>612 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 05:17PM

14
#>689 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 05:16PM

16
#>756 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 05:10PM

18
#>794 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 04:58PM

20
#>818 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 04:56PM

28
#>951 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 04:18PM

50
#>1029 - Xiao Wangwang / @WangwangXiao

01/19/2021 at 03:59PM