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 553b97364ba96c319d0296eb

readability

Make the code readable by adding some spaces

Start file

J=J-y(i)*log(h)-(1-y(i))*log(1-h)+(lambda/2)*sumtheta2;

End file

J = J - y(i) * log(h) - (1 - y(i)) * log(1 - h) + (lambda / 2) * sumtheta2;

View Diff

diff --git a/vimgolf2-in b/vimgolf2-out
index 3babd97..ddbb1af 100644
--- a/vimgolf2-in
+++ b/vimgolf2-out
@@ -1 +1 @@
-J=J-y(i)*log(h)-(1-y(i))*log(1-h)+(lambda/2)*sumtheta2;
+J = J - y(i) * log(h) - (1 - y(i)) * log(1 - h) + (lambda / 2) * sumtheta2;

Solutions by @lifepillar:

Created by: @YannMoisan Tweet

152 active golfers, 327 entries

Solutions by @lifepillar:

18

#54 - Lifepillar / @lifepillar

06/15/2015 at 08:43PM

19

#>113 - Lifepillar / @lifepillar

06/15/2015 at 08:40PM