diff --git a/README.md b/README.md
index 6568446..9b75e76 100644
--- a/README.md
+++ b/README.md
@@ -24,96 +24,98 @@ The homepage of this library is located at
 
 ## Examples
 
-    require 'amatch'
-    # => true
-    include Amatch
-    # => Object
-    
-    m = Sellers.new("pattern")
-    # => #<Amatch::Sellers:0x40366324>
-    m.match("pattren")
-    # => 2.0
-    m.substitution = m.insertion = 3
-    # => 3
-    m.match("pattren")
-    # => 4.0
-    m.reset_weights
-    # => #<Amatch::Sellers:0x40366324>
-    m.match(["pattren","parent"])
-    # => [2.0, 4.0]
-    m.search("abcpattrendef")
-    # => 2.0
-    
-    m = Levenshtein.new("pattern")
-    # => #<Amatch::Levenshtein:0x4035919c>
-    m.match("pattren")
-    # => 2
-    m.search("abcpattrendef")
-    # => 2
-    "pattern language".levenshtein_similar("language of patterns")
-    # => 0.2
-    
-    m = Amatch::DamerauLevenshtein.new("pattern")
-    # => #<Amatch::DamerauLevenshtein:0x007fc3483dd278>
-    m.match("pattren")
-    # => 1
-    "pattern language".damerau_levenshtein_similar("language of patterns")
-    # => 0.19999999999999996
-    
-    m = Hamming.new("pattern")
-    # => #<Amatch::Hamming:0x40350858>
-    m.match("pattren")
-    # => 2
-    "pattern language".hamming_similar("language of patterns")
-    # => 0.1
-    
-    m = PairDistance.new("pattern")
-    # => #<Amatch::PairDistance:0x40349be8>
-    m.match("pattr en")
-    # => 0.545454545454545
-    m.match("pattr en", nil)
-    # => 0.461538461538462
-    m.match("pattr en", /t+/)
-    # => 0.285714285714286
-    "pattern language".pair_distance_similar("language of patterns")
-    # => 0.928571428571429
-    
-    m = LongestSubsequence.new("pattern")
-    # => #<Amatch::LongestSubsequence:0x4033e900>
-    m.match("pattren")
-    # => 6
-    "pattern language".longest_subsequence_similar("language of patterns")
-    # => 0.4
-    
-    m = LongestSubstring.new("pattern")
-    # => #<Amatch::LongestSubstring:0x403378d0>
-    m.match("pattren")
-    # => 4
-    "pattern language".longest_substring_similar("language of patterns")
-    # => 0.4
-   
-    m = Jaro.new("pattern")
-    # => #<Amatch::Jaro:0x363b70>
-    m.match("paTTren")
-    # => 0.952380952380952
-    m.ignore_case = false
-    m.match("paTTren")
-    # => 0.742857142857143
-    "pattern language".jaro_similar("language of patterns")
-    # => 0.672222222222222
-   
-    m = JaroWinkler.new("pattern")
-    # #<Amatch::JaroWinkler:0x3530b8>
-    m.match("paTTren")
-    # => 0.971428571712403
-    m.ignore_case = false
-    m.match("paTTren")
-    # => 0.79428571505206
-    m.scaling_factor = 0.05
-    m.match("pattren")
-    # => 0.961904762046678
-    "pattern language".jarowinkler_similar("language of patterns")
-    # => 0.672222222222222
+```ruby
+require 'amatch'
+# => true
+include Amatch
+# => Object
+
+m = Sellers.new("pattern")
+# => #<Amatch::Sellers:0x40366324>
+m.match("pattren")
+# => 2.0
+m.substitution = m.insertion = 3
+# => 3
+m.match("pattren")
+# => 4.0
+m.reset_weights
+# => #<Amatch::Sellers:0x40366324>
+m.match(["pattren","parent"])
+# => [2.0, 4.0]
+m.search("abcpattrendef")
+# => 2.0
+
+m = Levenshtein.new("pattern")
+# => #<Amatch::Levenshtein:0x4035919c>
+m.match("pattren")
+# => 2
+m.search("abcpattrendef")
+# => 2
+"pattern language".levenshtein_similar("language of patterns")
+# => 0.2
+
+m = Amatch::DamerauLevenshtein.new("pattern")
+# => #<Amatch::DamerauLevenshtein:0x007fc3483dd278>
+m.match("pattren")
+# => 1
+"pattern language".damerau_levenshtein_similar("language of patterns")
+# => 0.19999999999999996
+
+m = Hamming.new("pattern")
+# => #<Amatch::Hamming:0x40350858>
+m.match("pattren")
+# => 2
+"pattern language".hamming_similar("language of patterns")
+# => 0.1
+
+m = PairDistance.new("pattern")
+# => #<Amatch::PairDistance:0x40349be8>
+m.match("pattr en")
+# => 0.545454545454545
+m.match("pattr en", nil)
+# => 0.461538461538462
+m.match("pattr en", /t+/)
+# => 0.285714285714286
+"pattern language".pair_distance_similar("language of patterns")
+# => 0.928571428571429
+
+m = LongestSubsequence.new("pattern")
+# => #<Amatch::LongestSubsequence:0x4033e900>
+m.match("pattren")
+# => 6
+"pattern language".longest_subsequence_similar("language of patterns")
+# => 0.4
+
+m = LongestSubstring.new("pattern")
+# => #<Amatch::LongestSubstring:0x403378d0>
+m.match("pattren")
+# => 4
+"pattern language".longest_substring_similar("language of patterns")
+# => 0.4
+
+m = Jaro.new("pattern")
+# => #<Amatch::Jaro:0x363b70>
+m.match("paTTren")
+# => 0.952380952380952
+m.ignore_case = false
+m.match("paTTren")
+# => 0.742857142857143
+"pattern language".jaro_similar("language of patterns")
+# => 0.672222222222222
+
+m = JaroWinkler.new("pattern")
+# #<Amatch::JaroWinkler:0x3530b8>
+m.match("paTTren")
+# => 0.971428571712403
+m.ignore_case = false
+m.match("paTTren")
+# => 0.79428571505206
+m.scaling_factor = 0.05
+m.match("pattren")
+# => 0.961904762046678
+"pattern language".jarowinkler_similar("language of patterns")
+# => 0.672222222222222
+```
 
 ## Author