2 files changed, 17 insertions, 5 deletions
diff --git a/prolog/problems/lists/divide_3/common.py b/prolog/problems/lists/divide_3/common.py
index 83a8a9e..1f14d2f 100644
--- a/prolog/problems/lists/divide_3/common.py
+++ b/prolog/problems/lists/divide_3/common.py
@@ -29,14 +29,11 @@ test_cases = [
         [{'A': '[t, l, q, e, y, r]'}]),
 ]
 
-def test(program, solved_problems):
-    code = (program + '\n' +
-            server.problems.solutions_for_problems('prolog', solved_problems))
-
+def test(code, aux_code):
     n_correct = 0
     engine_id = None
     try:
-        engine_id, output = prolog.engine.create(code=code, timeout=1.0)
+        engine_id, output = prolog.engine.create(code=code+aux_code, timeout=1.0)
         if engine_id is not None and 'error' not in map(itemgetter(0), output):
             # Engine successfully created, and no syntax error in program.
             for query, answers in test_cases:
diff --git a/prolog/problems/lists/divide_3/sl.py b/prolog/problems/lists/divide_3/sl.py
new file mode 100644
index 0000000..ecf9a5a
--- /dev/null
+++ b/prolog/problems/lists/divide_3/sl.py
@@ -0,0 +1,15 @@
+# coding=utf-8
+
+name = 'divide/3'
+slug = 'Razdeli dani seznam na dva podseznama (približno) enake velikosti'
+
+description = '''\
+<p><code>divide(L, L1, L2)</code>: seznam <code>L1</code> vsebuje elemente na lihih pozicijah v seznamu <code>L</code>, seznam <code>L2</code> pa elemente na sodih pozicijah v <code>L</code>.</p>
+<pre>
+  ?- divide([a,b,c,d,e,f,g], X, Y).
+    X = [a,c,e,g], Y = [b,d,f].
+  ?- divide([a,b,c,d,e,f], X, Y).
+    X = [a,c,e], Y = [b,d,f].
+</pre>'''
+
+hint = {}