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 @pi-ratio:

Unlock 11 remaining solutions by signing in and submitting your own entry
Created by: @u_hossein

603 active golfers, 2596 entries

Solutions by @pi-ratio:
26
#52 - 3.14 / @pi-ratio

04/11/2024 at 02:17PM

27
#>119 - 3.14 / @pi-ratio

04/11/2024 at 02:17PM

28
#>166 - 3.14 / @pi-ratio

04/11/2024 at 02:14PM

29
#>218 - 3.14 / @pi-ratio

04/11/2024 at 02:13PM

30
#>242 - 3.14 / @pi-ratio

04/11/2024 at 02:13PM

31
#>273 - 3.14 / @pi-ratio

04/11/2024 at 02:12PM

32
#>286 - 3.14 / @pi-ratio

04/11/2024 at 02:12PM

33
#>297 - 3.14 / @pi-ratio

04/11/2024 at 02:12PM

34
#>313 - 3.14 / @pi-ratio

04/11/2024 at 02:11PM

35
#>340 - 3.14 / @pi-ratio

04/11/2024 at 02:10PM

36
#>362 - 3.14 / @pi-ratio

04/11/2024 at 02:09PM