Loading collection data...
Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
This comment is hidden because it contains spoiler information about the solution
Since ruby 1.8,
?a
is anint
literal for a character similar to Java's'a'
vs"a"
. In Ruby 1.9 this was changed to be a single char string, and also supports more advanced escapes like?\n
(LF) and?\s
(space).Your function is returning 547.0 there, the expected value is ok.
Is it the problem of case of donation = 0?
Only positive donation should be return.