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authorJure Žabkar <jure.zabkar@fri.uni-lj.si>2015-10-12 14:19:07 +0200
committerJure Žabkar <jure.zabkar@fri.uni-lj.si>2015-10-12 14:19:07 +0200
commit0a88716110994f789f764704a96791fdfb5fa288 (patch)
tree788c16ab578cf76eda358abc1d0587503d413a87 /python/problems/functions_and_modules/caesar_cipher
parent1a7678b37a25a76aeaef7ebb225f85406b19f928 (diff)
parent5a01c2bb184152c6ccc3c536e9b857d247bc55ad (diff)
Merge branch 'master' of ssh://212.235.189.51:22122/codeq-problems
Conflicts: robot/problems/introduction/forward/en.py robot/problems/introduction/forward/sl.py
Diffstat (limited to 'python/problems/functions_and_modules/caesar_cipher')
-rw-r--r--python/problems/functions_and_modules/caesar_cipher/common.py79
-rw-r--r--python/problems/functions_and_modules/caesar_cipher/en.py16
-rw-r--r--python/problems/functions_and_modules/caesar_cipher/sl.py35
3 files changed, 130 insertions, 0 deletions
diff --git a/python/problems/functions_and_modules/caesar_cipher/common.py b/python/problems/functions_and_modules/caesar_cipher/common.py
new file mode 100644
index 0000000..497ce34
--- /dev/null
+++ b/python/problems/functions_and_modules/caesar_cipher/common.py
@@ -0,0 +1,79 @@
+# coding=utf-8
+
+import re
+from python.util import has_token_sequence, string_almost_equal, \
+ string_contains_number, get_tokens, get_numbers, get_exception_desc
+from server.hints import Hint
+
+id = 243
+number = 9
+visible = True
+
+solution = '''\
+def caesar(s):
+ cipher = ''
+ for c in s:
+ if 'a' <= c <= 'w':
+ cipher += chr(ord(c) + 3)
+ elif 'x' <= c <= 'z':
+ cipher += chr(ord(c) - 23)
+ else:
+ cipher += c
+ return cipher
+'''
+
+hint_type = {
+ 'final_hint': Hint('final_hint')
+}
+
+def test(python, code):
+ func_name = 'caesar'
+ tokens = get_tokens(code)
+ if not has_token_sequence(tokens, ['def', func_name]):
+ return False, [{'id' : 'no_func_name', 'args' : {'func_name' : func_name}}]
+
+ in_out = [
+ ('', ''),
+ ('a', 'd'),
+ ('aa', 'dd'),
+ ('ab', 'de'),
+ ('z', 'c'),
+ ('xyz', 'abc'),
+ (' ', ' '),
+ ('a a', 'd d'),
+ ('julij cezar je seveda uporabljal cezarjevo sifro',
+ 'mxolm fhcdu mh vhyhgd xsrudeomdo fhcdumhyr vliur'),
+ ('the quick brown fox jumps over the lazy dog',
+ 'wkh txlfn eurzq ira mxpsv ryhu wkh odcb grj'),
+ ]
+
+ test_in = [(func_name+'("%s")'%str(l[0]), None) for l in in_out]
+ test_out = [l[1] for l in in_out]
+
+ answers = python(code=code, inputs=test_in, timeout=1.0)
+ n_correct = 0
+ tin, tout = None, None
+ for i, (ans, to) in enumerate(zip(answers, test_out)):
+ n_correct += ans[0] == to
+ if ans[0] != to:
+ tin = test_in[i][0]
+ tout = to
+
+ passed = n_correct == len(test_in)
+ hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+ if tin:
+ hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+ if passed:
+ hints.append({'id': 'final_hint'})
+ return passed, hints
+
+
+def hint(python, code):
+ tokens = get_tokens(code)
+
+ # run one test first to see if there are any exceptions
+ answer = python(code=code, inputs=[(None, None)], timeout=1.0)
+ exc = get_exception_desc(answer[0][3])
+ if exc: return exc
+
+ return None
diff --git a/python/problems/functions_and_modules/caesar_cipher/en.py b/python/problems/functions_and_modules/caesar_cipher/en.py
new file mode 100644
index 0000000..bcfedee
--- /dev/null
+++ b/python/problems/functions_and_modules/caesar_cipher/en.py
@@ -0,0 +1,16 @@
+# coding=utf-8
+
+id = 243
+name = 'Caesar cipher'
+slug = 'Caesar cipher'
+
+description = '''\
+<p>(translation missing)</p>'''
+
+hint = {
+ 'plan': '''\
+<p>(translation missing)</p>''',
+
+ 'no_input_call': '''\
+<p>(translation missing)</p>''',
+}
diff --git a/python/problems/functions_and_modules/caesar_cipher/sl.py b/python/problems/functions_and_modules/caesar_cipher/sl.py
new file mode 100644
index 0000000..ea4d9c8
--- /dev/null
+++ b/python/problems/functions_and_modules/caesar_cipher/sl.py
@@ -0,0 +1,35 @@
+# coding=utf-8
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+id = 243
+name = 'Cezarjeva šifra'
+slug = 'Cezarjeva šifra'
+
+
+description = '''\
+<p>
+Napišite funkcijo <code>caesar(s)</code>, ki podan niz zašifrira z uporabo <a href="http://sl.wikipedia.org/wiki/Cezarjeva_%C5%A1ifra">cezarjeve šifre</a>.
+Preden se lotite naloge, se je morda vredno pozanimati kaj počneta funkciji
+<a href="https://docs.python.org/3.5/library/functions.html#ord">ord</a> in
+<a href="https://docs.python.org/3.5/library/functions.html#chr">chr</a>.
+Predpostavite lahko, da niz <code>s</code> vsebuje le male črke angleške besede in presledke.
+<pre>
+>>> caesar('the quick brown fox jumps over the lazy dog')
+'wkh txlfn eurzq ira mxpsv ryhu wkh odcb grj'
+</pre>
+</p>'''
+
+plan = ['''\
+<p></p>
+''',
+ '''\
+<p></p>''']
+
+hint = {
+ 'final_hint': ['''\
+<p>Program je pravilen! <br>
+</p>
+'''],
+}