Fix to return correct answer

The answer should be array but previous answer was integer.
taiki45 · May 2, 2012 · cb88ec3 · cb88ec3
1 parent f400183
commit cb88ec3
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/ruby/array_joins.rb b/ruby/array_joins.rb
@@ -5,7 +5,7 @@
 nums = [2,7,8,9]
 
 def return_incremented(nums)
-  nums.join.to_i + 1
+  (nums.join.to_i + 1).to_s.each_char.map {|c| c.to_i }
 end
 
-puts return_incremented nums
+p return_incremented nums