Real Vim ninjas count every keystroke - do you?

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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 @ymdarake:

Unlock 14 remaining solutions by signing in and submitting your own entry
Created by: @u_hossein

569 active golfers, 2431 entries

Solutions by @ymdarake:
26
#32 - 'ymdarake / @ymdarake

08/22/2022 at 01:39PM

26
#>32 - 'ymdarake / @ymdarake

09/04/2022 at 10:21AM

27
#>91 - 'ymdarake / @ymdarake

08/22/2022 at 01:35PM

28
#>140 - 'ymdarake / @ymdarake

08/21/2022 at 09:42AM

29
#>192 - 'ymdarake / @ymdarake

08/21/2022 at 09:39AM

30
#>224 - 'ymdarake / @ymdarake

08/21/2022 at 09:38AM

31
#>259 - 'ymdarake / @ymdarake

08/21/2022 at 09:37AM

32
#>270 - 'ymdarake / @ymdarake

08/21/2022 at 09:34AM

32
#>270 - 'ymdarake / @ymdarake

09/04/2022 at 10:16AM

35
#>312 - 'ymdarake / @ymdarake

08/21/2022 at 09:31AM

41
#>395 - 'ymdarake / @ymdarake

08/21/2022 at 09:20AM

58
#>499 - 'ymdarake / @ymdarake

08/21/2022 at 09:14AM

66
#>518 - 'ymdarake / @ymdarake

08/21/2022 at 05:54AM

75
#>533 - 'ymdarake / @ymdarake

08/21/2022 at 05:50AM