Fixed log closing bug

diff --git a/euler21.rb b/euler21.rb
index 4adec385512d7c5305f2debf205f97f50afab6a4..7ca8e5d6f86fb9ed423aa2b0bfd0bb52c634e762 100644 (file)
--- a/euler21.rb
+++ b/euler21.rb
@@ -29,4 +29,4 @@ if __FILE__==$0
   puts sum_of_amicable_pairs 10000
 end
 
-log.close
\ No newline at end of file
+$log.close