Exported all problems from the SQLite database into the new directory structure.

1 files changed, 19 insertions, 0 deletions

diff --git a/prolog/problems/sets/subset_2/en.py b/prolog/problems/sets/subset_2/en.py
new file mode 100644
index 0000000..9d9132b
--- /dev/null
+++ b/prolog/problems/sets/subset_2/en.py
@@ -0,0 +1,19 @@
+id = 133
+name = 'subset/2'
+slug = 'generate all subsets of a set'
+
+description = '''\
+<p><code>subset(Set, Subset)</code>: the set <code>Subset</code> is a subset of <code>Set</code>. This predicate should generate all valid solutions, one by one.</p>
+<pre>
+  ?- subset([1,2,3], SS).
+    SS = [1,2,3] ;
+    SS = [1,2] ;
+    SS = [1,3] ;
+    SS = [1] ;
+    SS = [2,3] ;
+    SS = [2] ;
+    SS = [3] ;
+    SS = [].
+</pre>'''
+
+hint = {}