Merge pull request #17 from danielcarletti/bucket-sort

Bucket sort

BucketSort.rb

@@ -0,0 +1,30 @@
+
+DEFAULT_BUCKET_SIZE = 5
+
+def bucket_sort(input, bucket_size = DEFAULT_BUCKET_SIZE)
+  print 'Array is empty' if input.empty?
+
+  array = input.split(' ').map(&:to_i)
+
+  bucket_count = ((array.max - array.min) / bucket_size).floor + 1
+
+  # create buckets
+  buckets = []
+  bucket_count.times { buckets.push [] }
+
+  # fill buckets
+  array.each do |item|
+    buckets[((item - array.min) / bucket_size).floor].push(item)
+  end
+
+  # sort buckets
+  buckets.each do |bucket|
+    bucket.sort!
+  end
+
+  buckets.flatten.join(' ')
+end
+puts "Enter a list of numbers seprated by space"
+
+list = gets
+print bucket_sort(list)