Remove space-padding from <pre> blocks

1 files changed, 8 insertions, 8 deletions

diff --git a/prolog/problems/lists/sublist_2/en.py b/prolog/problems/lists/sublist_2/en.py
index e761e19..2697d9b 100644
--- a/prolog/problems/lists/sublist_2/en.py
+++ b/prolog/problems/lists/sublist_2/en.py
@@ -6,14 +6,14 @@ slug = 'generate sublists of a list'
 description = '''\
 <p><code>sublist(L, SL)</code>: <code>SL</code> is a continuous sublist of the list <code>L</code>.</p>
 <pre>
-  ?- sublist([1,2,3], X).
-    X = [] ;
-    X = [1] ;
-    X = [1,2] ;
-    X = [1,2,3] ;
-    X = [2] ;
-    X = [2,3] ;
-    X = [3].
+?- sublist([1,2,3], X).
+  X = [] ;
+  X = [1] ;
+  X = [1,2] ;
+  X = [1,2,3] ;
+  X = [2] ;
+  X = [2,3] ;
+  X = [3].
 </pre>'''
 
 hint = {}