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-rw-r--r--prolog/problems/clp_r/max_sum_2/common.py12
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diff --git a/prolog/problems/clp_r/max_sum_2/common.py b/prolog/problems/clp_r/max_sum_2/common.py
new file mode 100644
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--- /dev/null
+++ b/prolog/problems/clp_r/max_sum_2/common.py
@@ -0,0 +1,12 @@
+id = 156
+group = 'clp_r'
+number = 66
+visible = True
+facts = None
+
+solution = '''\
+max_sum([_], S) :-
+ minimize(S).
+max_sum([A,B|T], S) :-
+ { S >= A + B },
+ max_sum([B|T], S).'''