From 64e1f9eb2e18910e4ecc7299c53868445d3ed9b1 Mon Sep 17 00:00:00 2001
From: Aleksander Sadikov <aleksander.sadikov@fri.uni-lj.si>
Date: Tue, 18 Oct 2016 16:20:10 +0200
Subject: Week2: whoSpeaks/3 exercises added.

---
 prolog/problems/world_data/whoSpeaks_3/common.py | 47 ++++++++++++++++++++++++
 prolog/problems/world_data/whoSpeaks_3/en.py     | 23 ++++++++++++
 prolog/problems/world_data/whoSpeaks_3/sl.py     | 23 ++++++++++++
 3 files changed, 93 insertions(+)
 create mode 100644 prolog/problems/world_data/whoSpeaks_3/common.py
 create mode 100644 prolog/problems/world_data/whoSpeaks_3/en.py
 create mode 100644 prolog/problems/world_data/whoSpeaks_3/sl.py

(limited to 'prolog/problems/world_data/whoSpeaks_3')

diff --git a/prolog/problems/world_data/whoSpeaks_3/common.py b/prolog/problems/world_data/whoSpeaks_3/common.py
new file mode 100644
index 0000000..b80e5d5
--- /dev/null
+++ b/prolog/problems/world_data/whoSpeaks_3/common.py
@@ -0,0 +1,47 @@
+from operator import itemgetter
+import socket
+import prolog.engine
+from server.hints import Hint
+import server.problems
+
+id = 12549
+number = 369
+visible = True
+facts = 'mondial'
+
+solution = '''\
+whoSpeaks(Lang, Country, Num):-
+  language(CC, Lang, Perc),
+  country(Country, CC, _, _, _, Pop),
+  Num is Pop*Perc/100.
+'''
+
+test_cases = [
+    ("whoSpeaks('Dutch', Country, _)",
+        [{'Country': "'Belgium'"}, {'Country': "'Netherlands'"}, {'Country': "'Monaco'"},
+         {'Country': "'Curacao'"}, {'Country': "'Sint Maarten'"}]),
+    ("whoSpeaks('Slovenian', 'Slovenia', Num)",
+        [{'Num': '1873527.11'}]),
+    ("\+ whoSpeaks('Italian', 'Uzbekistan', _)",
+        [{}]),
+]
+
+def test(code, aux_code):
+    n_correct = 0
+    engine_id = None
+    try:
+        engine_id, output = prolog.engine.create(code=code+aux_code, timeout=5.0)
+        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:
+                if prolog.engine.check_answers(engine_id, query=query, answers=answers, timeout=1.0, inference_limit = None):
+                    n_correct += 1
+    except socket.timeout:
+        pass
+    finally:
+        if engine_id:
+            prolog.engine.destroy(engine_id)
+
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_cases)}}]
+    return n_correct, len(test_cases), hints
+
diff --git a/prolog/problems/world_data/whoSpeaks_3/en.py b/prolog/problems/world_data/whoSpeaks_3/en.py
new file mode 100644
index 0000000..3dc74e6
--- /dev/null
+++ b/prolog/problems/world_data/whoSpeaks_3/en.py
@@ -0,0 +1,23 @@
+name = 'whoSpeaks/3'
+slug = 'poišči države v katerih govorijo določen jezik'
+
+description = '''\
+<p>Določen jezik ne govorijo nujno samo v eni državi. Pravzaprav za večino jezikov velja, da jih govorijo
+v več državah na svetu. Napiši predikat, ki ugotovi v katerih državah govorijo določen jezik in koliko je
+ljudi, ki ga govorijo. Morda te rezultati presenetijo!</p>
+<p><code>whoSpeaks(Lang, Country, NumOfSpeakers)</code>: predikat eno po eno vrne vse države <code>Country</code>
+v kateri govorijo jezik <code>Lang</code> in obenem vrne tudi koliko ljudi </code>NumOfSpeakers</code> v tej državi
+govori ta jezik.</p>
+<pre>
+?- whoSpeaks('Spanish', Country, NumOfSpeakers).
+  Country = 'Spain', NumOfSpeakers = 34643777 ;
+  Country = 'Andorra', NumOfSpeakers = 25777 ;
+  Country = 'Belize', NumOfSpeakers = 143966 ;
+  ...
+</pre>
+<p>Prav ti znajo priti podatki v obliki <code>language(CountryCode, Language, PercentageOfSpeakers)</code>.</p>
+<p>S pomočjo napisanega predikata lahko hitro ugotoviš v koliko državah govorijo nek jezik ali v kateri državi je
+najbolj pogost. Lahko poskusiš postaviti ustrezno vprašanje prologu v konzoli.</p>
+'''
+
+hint = {}
diff --git a/prolog/problems/world_data/whoSpeaks_3/sl.py b/prolog/problems/world_data/whoSpeaks_3/sl.py
new file mode 100644
index 0000000..3dc74e6
--- /dev/null
+++ b/prolog/problems/world_data/whoSpeaks_3/sl.py
@@ -0,0 +1,23 @@
+name = 'whoSpeaks/3'
+slug = 'poišči države v katerih govorijo določen jezik'
+
+description = '''\
+<p>Določen jezik ne govorijo nujno samo v eni državi. Pravzaprav za večino jezikov velja, da jih govorijo
+v več državah na svetu. Napiši predikat, ki ugotovi v katerih državah govorijo določen jezik in koliko je
+ljudi, ki ga govorijo. Morda te rezultati presenetijo!</p>
+<p><code>whoSpeaks(Lang, Country, NumOfSpeakers)</code>: predikat eno po eno vrne vse države <code>Country</code>
+v kateri govorijo jezik <code>Lang</code> in obenem vrne tudi koliko ljudi </code>NumOfSpeakers</code> v tej državi
+govori ta jezik.</p>
+<pre>
+?- whoSpeaks('Spanish', Country, NumOfSpeakers).
+  Country = 'Spain', NumOfSpeakers = 34643777 ;
+  Country = 'Andorra', NumOfSpeakers = 25777 ;
+  Country = 'Belize', NumOfSpeakers = 143966 ;
+  ...
+</pre>
+<p>Prav ti znajo priti podatki v obliki <code>language(CountryCode, Language, PercentageOfSpeakers)</code>.</p>
+<p>S pomočjo napisanega predikata lahko hitro ugotoviš v koliko državah govorijo nek jezik ali v kateri državi je
+najbolj pogost. Lahko poskusiš postaviti ustrezno vprašanje prologu v konzoli.</p>
+'''
+
+hint = {}
-- 
cgit v1.2.1


From f4216395fcf2fec2f512d0c88f53021dfda6ad7b Mon Sep 17 00:00:00 2001
From: Timotej Lazar <timotej.lazar@fri.uni-lj.si>
Date: Tue, 18 Oct 2016 16:28:43 +0200
Subject: Prolog: change ID and number for whoSpeaks_3

---
 prolog/problems/world_data/whoSpeaks_3/common.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'prolog/problems/world_data/whoSpeaks_3')

diff --git a/prolog/problems/world_data/whoSpeaks_3/common.py b/prolog/problems/world_data/whoSpeaks_3/common.py
index b80e5d5..79e4410 100644
--- a/prolog/problems/world_data/whoSpeaks_3/common.py
+++ b/prolog/problems/world_data/whoSpeaks_3/common.py
@@ -4,8 +4,8 @@ import prolog.engine
 from server.hints import Hint
 import server.problems
 
-id = 12549
-number = 369
+id = 10004
+number = 40
 visible = True
 facts = 'mondial'
 
-- 
cgit v1.2.1