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 9v006233d72d000000000219

Fix the shell script!

Fix the shell script with the fewest keystrokes!

Start file
#!/bin/bash
a
= 5
b
= 10
sum
= $a + $b
echo $sum

mul
= $a * $b
echo $mul
End file
#!/bin/bash
a
=5
b
=10
sum
=$((a + b))
echo $sum

mul
=$((a * b))
echo $mul

View Diff

2,4c2,4
< a = 5
< b = 10
< sum = $a + $b
---
> a=5
> b=10
> sum=$((a + b))
7c7
< mul = $a * $b
---
> mul=$((a * b))

Solutions by @teakang:

Unlock 7 remaining solutions by signing in and submitting your own entry
Created by: @u_hossein

603 active golfers, 2596 entries

Solutions by @teakang:
28
#126 - Taehwa Kang / @teakang

03/19/2022 at 02:38AM

31
#>248 - Taehwa Kang / @teakang

03/19/2022 at 02:18AM

34
#>299 - Taehwa Kang / @teakang

03/19/2022 at 02:14AM

36
#>346 - Taehwa Kang / @teakang

03/19/2022 at 02:10AM

39
#>388 - Taehwa Kang / @teakang

03/19/2022 at 02:09AM

41
#>413 - Taehwa Kang / @teakang

03/19/2022 at 01:46AM

41
#>413 - Taehwa Kang / @teakang

03/19/2022 at 02:07AM