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 @scanhex:

Created by: @u_hossein Tweet

538 active golfers, 2317 entries

Solutions by @scanhex:

26

#43 - Alexander Morozov / @scanhex

12/07/2022 at 03:52PM

27

#>94 - Alexander Morozov / @scanhex

12/07/2022 at 03:50PM

28

#>140 - Alexander Morozov / @scanhex

12/07/2022 at 03:46PM

30

#>222 - Alexander Morozov / @scanhex

12/07/2022 at 03:43PM

34

#>283 - Alexander Morozov / @scanhex

12/07/2022 at 03:37PM

35

#>309 - Alexander Morozov / @scanhex

12/07/2022 at 03:15PM

36

#>331 - Alexander Morozov / @scanhex

12/07/2022 at 03:03PM

38

#>348 - Alexander Morozov / @scanhex

12/07/2022 at 02:55PM

43

#>393 - Alexander Morozov / @scanhex

12/07/2022 at 02:49PM

56

#>468 - Alexander Morozov / @scanhex

12/07/2022 at 02:45PM

61

#>479 - Alexander Morozov / @scanhex

12/07/2022 at 02:39PM