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 @ilPp5j1wfhKSFHr:

Created by: @u_hossein Tweet

542 active golfers, 2344 entries

Solutions by @ilPp5j1wfhKSFHr:

27

#62 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 03:11AM

28

#>118 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 03:11AM

31

#>238 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:46AM

31

#>238 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:58AM

32

#>260 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:45AM

35

#>295 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:45AM

36

#>324 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:44AM

38

#>348 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:44AM

41

#>374 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:43AM

46

#>420 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:42AM

48

#>433 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:41AM

53

#>460 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:40AM

54

#>463 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:40AM

61

#>482 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:39AM

63

#>487 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:38AM

71

#>502 - 황시준_2771 / @ilPp5j1wfhKSFHr

04/04/2022 at 02:35AM