diff --git a/algorithmique/cours/conf.py b/algorithmique/cours/conf.py
index 0fc0a95..b115013 100644
--- a/algorithmique/cours/conf.py
+++ b/algorithmique/cours/conf.py
@@ -37,8 +37,8 @@ def setup(app):
     app.add_config_value('correction', False, 'env')
     app.add_config_value('exercice', False, 'env')
 
-exercice = True
-correction = True
+exercice = False
+correction = False
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
diff --git a/algorithmique/cours/donnees.txt b/algorithmique/cours/donnees.txt
index fa866b2..c9851fd 100644
--- a/algorithmique/cours/donnees.txt
+++ b/algorithmique/cours/donnees.txt
@@ -343,6 +343,15 @@ Traduction d'une structure de données dans une autre
                   { 'low': '192.168.0.8', 'high': '192.168.0.35', 'only_unknown': False },
                 ],
               },
+              {
+                'address': '192.168.0.1',
+                'mask': '255.255.255.0',
+                'dynamicRanges': [
+                  { 'low': '192.168.0.5', 'high': '192.168.0.12', 'only_unknown': True },
+                  { 'low': '192.168.0.50', 'high': '192.168.0.55', 'only_unknown': False },
+                ],
+              },
+
           ]
 
     En cette structure de données :
@@ -361,6 +370,14 @@ Traduction d'une structure de données dans une autre
                 { low: '192.168.0.8', high: '192.168.0.35', only_unknown: false },
               ],
             },
+            {
+              'address': '192.168.0.1',
+              'mask': '255.255.255.0',
+              'dynamicRanges': [
+                { 'low': '192.168.0.5', 'high': '192.168.0.12', 'only_unknown': True },
+                { 'low': '192.168.0.50', 'high': '192.168.0.55', 'only_unknown': False },
+              ],
+            },
           ]
 
 .. ifconfig:: correction
@@ -369,7 +386,6 @@ Traduction d'une structure de données dans une autre
 
     .. code-block:: python
 
-        FIXME
         >>> from pprint import pprint
         pprint(l)
         [{'address': '192.168.0.0',
@@ -390,17 +406,37 @@ Traduction d'une structure de données dans une autre
           'mask': '255.255.255.0'}]
         >>> newdata = []
         >>> for i in l:
-        ...   if i['add
-        KeyboardInterrupt
-        >>> addresses = [i['address'] for i in l]
-        >>> addresses
-        ['192.168.0.0', '192.168.0.0']
-        >>> for i in l:
-        ...   if i['address'] in [i['address'] for i in newdata]:
+        ...   if i['address'] not in [j['address'] for j in newdata]:
+        ...     newdata.append(i)
+        ...   else:
+        ...     for k in newdata:
+        ...       if k['address'] == i['address']:
+        ...         k['dynamicRanges'].extend(i['dynamicRanges'])
         ...
-          File "<stdin>", line 2
-            if i['address'] in [i['address'] for i in newdata]:
-
+        >>> pprint(newdata)
+        [{'address': '192.168.0.0',
+          'dynamicRanges': [{'high': '192.168.0.12',
+                             'low': '192.168.0.5',
+                             'only_unknown': True},
+                            {'high': '192.168.0.55',
+                             'low': '192.168.0.50',
+                             'only_unknown': False},
+                            {'high': '192.168.0.45',
+                             'low': '192.168.0.12',
+                             'only_unknown': True},
+                            {'high': '192.168.0.35',
+                             'low': '192.168.0.8',
+                             'only_unknown': False}],
+          'mask': '255.255.255.0'},
+         {'address': '192.168.0.1',
+          'dynamicRanges': [{'high': '192.168.0.12',
+                             'low': '192.168.0.5',
+                             'only_unknown': True},
+                            {'high': '192.168.0.55',
+                             'low': '192.168.0.50',
+                             'only_unknown': False}],
+          'mask': '255.255.255.0'}]
+        >>>
 
 .. ifconfig:: exercice