Real Vim ninjas count every keystroke - do you?

Pick a challenge, fire up Vim, and show us what you got.

Changelog, Rules & FAQ, updates: @vimgolf, RSS.

Your VimGolf key: please sign in

$ 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 @Izeau:

Unlock 6 remaining solutions by signing in and submitting your own entry
Created by: @u_hossein

540 active golfers, 2338 entries

Solutions by @Izeau:
28
#132 - Jean Dupouy / @Izeau

06/16/2022 at 01:23PM

29
#>183 - Jean Dupouy / @Izeau

06/16/2022 at 01:17PM

30
#>217 - Jean Dupouy / @Izeau

06/16/2022 at 01:15PM

31
#>246 - Jean Dupouy / @Izeau

06/16/2022 at 01:13PM

32
#>262 - Jean Dupouy / @Izeau

06/16/2022 at 01:11PM

34
#>279 - Jean Dupouy / @Izeau

06/16/2022 at 01:05PM