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 @yellowtip_ksh:

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

607 active golfers, 2606 entries

Solutions by @yellowtip_ksh:
27
#81 - 김승현 / @yellowtip_ksh

04/17/2022 at 11:12AM

28
#>135 - 김승현 / @yellowtip_ksh

04/17/2022 at 10:35AM

29
#>183 - 김승현 / @yellowtip_ksh

04/17/2022 at 10:24AM

30
#>225 - 김승현 / @yellowtip_ksh

04/17/2022 at 10:23AM

31
#>256 - 김승현 / @yellowtip_ksh

04/17/2022 at 10:23AM

33
#>290 - 김승현 / @yellowtip_ksh

04/17/2022 at 10:22AM