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 @ikmijkk7:

Unlock 8 remaining solutions by signing in and submitting your own entry
Created by: @u_hossein

373 active golfers, 1514 entries

Solutions by @ikmijkk7:
28
#99 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:53PM

29
#>123 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:51PM

30
#>138 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:49PM

31
#>163 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:46PM

32
#>176 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:43PM

35
#>198 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:32PM

48
#>291 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:23PM

88
#>352 - Xiaohuan Ye / @ikmijkk7

05/24/2022 at 03:14PM