FKKT: for loop group

21 files changed, 1096 insertions, 0 deletions

diff --git a/python/problems/for-fkkt/all_multiple/common.py b/python/problems/for-fkkt/all_multiple/common.py
new file mode 100644
index 0000000..18087dc
--- /dev/null
+++ b/python/problems/for-fkkt/all_multiple/common.py
@@ -0,0 +1,88 @@
+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 = 25016
+number = 4
+visible = True
+
+solution = '''\
+seznam = eval(input("Vpišite seznam števil: "))
+st = int(input("Vnesite število: "))
+
+samo_veckratniki = True
+for elt in seznam:
+    if elt % st != 0:
+        samo_veckratniki = False
+        break
+if samo_veckratniki:
+    print("Vsebuje.")
+else:
+    print("Ne vsebuje.")
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'no_eval_call' : Hint('no_eval_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '[]\n42\n'),
+        (None, '[3, 0]\n3\n'),
+        (None, '[27, 21, 3, 33, 60, -3]\n3\n'),
+        (None, '[27, 21, 3, 33, 60, -3]\n9\n')
+    ]
+    test_out = [
+        'Vsebuje samo večkratnike',
+        'Vsebuje samo večkratnike',
+        'Vsebuje samo večkratnike',
+        'Ne vsebuje samo večkratnikov'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if "Ne vsebuje" in correct and "ne vsebuje" in output.lower() \
+        or "Ne vsebuje" not in correct and "ne vsebuje" not in output.lower() and "vsebuje" in output.lower():
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '[12]\n12\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    if not has_token_sequence(tokens, ['eval']):
+        return [{'id': 'no_eval_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/all_multiple/sl.py b/python/problems/for-fkkt/all_multiple/sl.py
new file mode 100644
index 0000000..8aa2333
--- /dev/null
+++ b/python/problems/for-fkkt/all_multiple/sl.py
@@ -0,0 +1,40 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Samo večkratniki'
+slug = 'Samo večkratniki'
+
+
+description = '''\
+<p>Napišite program, ki preveri, če seznam vsebuje le večkratnike števila, ki ga vnese uporabnik. Poskusite uporabiti tudi <code>break</code>.<br>
+Seznam števil naj vpiše uporabnik. Za pretvorbo vhodnega niza v seznam uporabite funkcijo <code>eval()</code>.<br>
+1. primer uporabe:</p>
+
+<pre><code>Vpišite seznam števil: <span style="color: rgb(239, 69, 64);">[27, 21, 3, 33, 60, -3]</span>
+Vnesite število: <span style="color: rgb(239, 69, 64);">3</span>
+Vsebuje samo večkratnike.
+</code></pre>
+
+<p>2. primer uporabe:</p>
+<pre><code>Vpišite seznam števil: <span style="color: rgb(239, 69, 64);">[27, 21, 3, 33, 60, -3]</span>
+Vnesite število: <span style="color: rgb(239, 69, 64);">9</span>
+Ne vsebuje samo večkratnikov.
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'no_eval_call': '''<p>Za pretvorbo niza v seznam uporabi funkcijo <code>eval</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/all_primes/common.py b/python/problems/for-fkkt/all_primes/common.py
new file mode 100644
index 0000000..3c121d8
--- /dev/null
+++ b/python/problems/for-fkkt/all_primes/common.py
@@ -0,0 +1,83 @@
+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 = 25021
+number = 9
+visible = True
+
+solution = '''\
+n = int(input("Vpiši število: "))
+stevec = 0
+for i in range(2, n + 1):
+    prastevilo = True
+    for j in range(2, int(i**(1/2))+1):
+        if i % j == 0:
+            prastevilo = False
+            break
+    if prastevilo:
+        stevec += 1
+print(stevec)
+
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '2\n'),
+        (None, '3\n'),
+        (None, '7\n'),
+        (None, '12\n')
+    ]
+    test_out = [
+        '0',
+        '1',
+        '3',
+        '5'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '2\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/all_primes/sl.py b/python/problems/for-fkkt/all_primes/sl.py
new file mode 100644
index 0000000..b86dbae
--- /dev/null
+++ b/python/problems/for-fkkt/all_primes/sl.py
@@ -0,0 +1,34 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Praštevila'
+slug = 'Praštevila'
+
+
+description = '''\
+<p>Napišite program, ki izpiše, koliko praštevil je manjših od števila n.
+<br>
+Primer uporabe:</p>
+
+<pre><code>Vpiši število: <span style="color: rgb(239, 69, 64);">12</span>
+5
+</code></pre>
+
+
+<p>Če si bo program za število 50000 vzel preveč časa (beri: se ne bo izvedel dovolj hitro), poskusi optimizirati rešitev. Za še večja števila (npr. 1000000) se pa poskusi poigrati z <a href="https://sl.wikipedia.org/wiki/Eratostenovo_sito">Eratostenovim sitom</a>.</p>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/any_multiple/common.py b/python/problems/for-fkkt/any_multiple/common.py
new file mode 100644
index 0000000..7ebf397
--- /dev/null
+++ b/python/problems/for-fkkt/any_multiple/common.py
@@ -0,0 +1,88 @@
+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 = 25015
+number = 3
+visible = True
+
+solution = '''\
+seznam = eval(input("Vpišite seznam števil: "))
+st = int(input("Vnesite število: "))
+
+vsebuje = False
+for elt in seznam:
+    if elt % st == 0:
+        vsebuje = True
+        break
+if vsebuje:
+    print("Vsebuje.")
+else:
+    print("Ne vsebuje.")
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'no_eval_call' : Hint('no_eval_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '[]\n42\n'),
+        (None, '[3, 0]\n3\n'),
+        (None, '[23, 42, 87, 34, 1, -3, 2]\n3\n'),
+        (None, '[23, 42, 87, 34, 1, -3, 2]\n8\n')
+    ]
+    test_out = [
+        'Ne vsebuje',
+        'Vsebuje',
+        'Vsebuje',
+        'Ne vsebuje'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if "Ne vsebuje" in correct and "ne vsebuje" in output.lower() \
+        or "Ne vsebuje" not in correct and "ne vsebuje" not in output.lower() and "vsebuje" in output.lower():
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '[12]\n12\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    if not has_token_sequence(tokens, ['eval']):
+        return [{'id': 'no_eval_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/any_multiple/sl.py b/python/problems/for-fkkt/any_multiple/sl.py
new file mode 100644
index 0000000..ba24187
--- /dev/null
+++ b/python/problems/for-fkkt/any_multiple/sl.py
@@ -0,0 +1,39 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Iskanje večkratnikov'
+slug = 'Iskanje večkratnikov'
+
+
+description = '''\
+<p>Napišite program, ki preveri, če seznam vsebuje vsaj en večkratnik števila, ki ga vnese uporabnik. Poskusite uporabiti tudi <code>break</code>.<br>
+Seznam števil naj vpiše uporabnik. Za pretvorbo vhodnega niza v seznam uporabite funkcijo <code>eval()</code>.<br>
+1. primer uporabe:</p>
+
+<pre><code>Vpišite seznam števil: <span style="color: rgb(239, 69, 64);">[23, 42, 87, 34, 1, -3, 2]</span>
+Vnesite število: <span style="color: rgb(239, 69, 64);">3</span>
+Vsebuje.</code></pre>
+
+<p>2. primer uporabe:</p>
+<pre><code>Vpišite seznam števil: <span style="color: rgb(239, 69, 64);">[23, 42, 87, 34, 1, -3, 2]</span>
+Vnesite število: <span style="color: rgb(239, 69, 64);">8</span>
+Ne vsebuje.
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'no_eval_call': '''<p>Za pretvorbo niza v seznam uporabi funkcijo <code>eval</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/common.py b/python/problems/for-fkkt/common.py
new file mode 100644
index 0000000..ab348a2
--- /dev/null
+++ b/python/problems/for-fkkt/common.py
@@ -0,0 +1,2 @@
+id = 2502
+number = 12
diff --git a/python/problems/for-fkkt/en.py b/python/problems/for-fkkt/en.py
new file mode 100644
index 0000000..5757341
--- /dev/null
+++ b/python/problems/for-fkkt/en.py
@@ -0,0 +1,3 @@
+name = 'For loop - FKKT'
+description = 'For loop'
+
diff --git a/python/problems/for-fkkt/is_prime/common.py b/python/problems/for-fkkt/is_prime/common.py
new file mode 100644
index 0000000..1b80247
--- /dev/null
+++ b/python/problems/for-fkkt/is_prime/common.py
@@ -0,0 +1,82 @@
+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 = 25020
+number = 8
+visible = True
+
+solution = '''\
+n = int(input("Vpiši število: "))
+
+if n == 1:
+    print(False)
+else:
+    prastevilo = True
+    for j in range(2, n):
+        if n % j == 0:
+            prastevilo = False
+            break
+    print(prastevilo)
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '1\n'),
+        (None, '191\n'),
+        (None, '22\n'),
+        (None, '13\n')
+    ]
+    test_out = [
+        'False',
+        'True',
+        'False',
+        'True'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '2\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/is_prime/sl.py b/python/problems/for-fkkt/is_prime/sl.py
new file mode 100644
index 0000000..34316be
--- /dev/null
+++ b/python/problems/for-fkkt/is_prime/sl.py
@@ -0,0 +1,35 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Praštevilo'
+slug = 'Praštevilo'
+
+
+description = '''\
+<p>Napišite program, ki za vnešeno število preveri, ali je praštevilo.
+<br>
+1. primer uporabe:</p>
+<pre><code>Vpiši število: <span style="color: rgb(239, 69, 64);">13</span>
+True
+</code></pre>
+
+<p>2. primer uporabe:</p>
+<pre><code>Vpiši število: <span style="color: rgb(239, 69, 64);">22</span>
+False
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/min/common.py b/python/problems/for-fkkt/min/common.py
new file mode 100644
index 0000000..ede7619
--- /dev/null
+++ b/python/problems/for-fkkt/min/common.py
@@ -0,0 +1,101 @@
+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 = 25013
+number = 1
+visible = True
+
+solution = '''\
+seznam = [23, 42, 87, 34, 1, -3, 2]
+minimum = seznam[0]
+for elt in seznam:
+    if elt < minimum:
+        minimum = elt
+print(minimum)
+'''
+
+hint_type = {
+    'no_xs': Hint('no_xs'),
+    'for_loop': Hint('for_loop'),
+    'if_clause': Hint('if_clause'),
+    'printing': Hint('printing'),
+    'no_min': Hint('no_min'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    if has_token_sequence(tokens, ['min', '(']):
+        return False, [{'id': 'no_min'}]
+
+    test_xs = [[5, 4, -7, 2, 12, -3, -4, 11, 2],
+               [0],
+               [3, 1, 2, 8],
+               [1, 2, 3, 42],
+               [23, 42, 87, 34, 1, -3, 2]]
+    test_out = [
+        '-7',
+        '0',
+        '1',
+        '1',
+        '-3'
+    ]
+
+    n_correct = 0
+    tin = None
+    for xs_i, xs in enumerate(test_xs):
+        # change code to contain new xs instead of the one
+        # given by user
+        tcode = re.sub(r'^seznam\s*=\s*\[.*?\]',
+                       'seznam = ' + str(xs),
+                       code,
+                       flags = re.DOTALL | re.MULTILINE)
+
+        # use python session to call tcode
+        answers = python(code=aux_code+tcode, inputs=[(None, None)], timeout=1.0)
+        output = answers[0][1]
+
+        if output.rstrip().endswith(test_out[xs_i]):
+            n_correct += 1
+        else:
+            tin = test_xs[xs_i]
+            tout = test_out[xs_i]
+
+    passed = n_correct == len(test_xs)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_xs)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, None)], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    # if has no xs, tell him to ask for values
+    if not has_token_sequence(tokens, ['seznam', '=', '[']):
+        return [{'id' : 'no_xs'}]
+
+    # student does not have for: instruct him on loops
+    if not has_token_sequence(tokens, ['for']):
+        return [{'id' : 'for_loop'}]
+
+    if has_token_sequence(tokens, ['min', '(']):
+        return [{'id': 'no_min'}]
+
+    if not has_token_sequence(tokens, ['if']):
+        return [{'id' : 'if_clause'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/min/sl.py b/python/problems/for-fkkt/min/sl.py
new file mode 100644
index 0000000..58b5e11
--- /dev/null
+++ b/python/problems/for-fkkt/min/sl.py
@@ -0,0 +1,62 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Najmanjše število v seznamu'
+slug = 'Najmanjše število v seznamu'
+
+
+description = '''\
+<p>Napišite program, ki poišče in izpiše najmanjši element v seznamu brez uporabe funkcije <code>min()</code>!<br>
+Seznam definirajte na vrhu programa <code>seznam = [23, 42, 87, 34, 1, -3, 2]</code><br>
+Izpis:</p>
+
+<pre><code>-3</code></pre>
+
+<p>Seveda mora program delovati tudi za vse druge sezname!</p>
+'''
+
+if_clause = ['''\
+<p>Uporabi pogojni stavek <code>if</code>!</p>''',
+             '''\
+<pre>
+if elt < minimum:
+</pre>''']
+
+for_loop = ['''\
+<p>Pregledati bo treba vse elemente v seznamu <code>seznam</code>''',
+            '''\
+<p>Najlažje bo s <code>for</code> zanko.
+''',
+             '''\
+<p>Poskusi naslednji dve vrstici:</p>
+<pre>
+for elt in seznam:
+    print (elt)
+</pre>''',
+             '''\
+<p>V zgornjem primeru z zanko <code>for</code> Pythonu naročimo naj se sprehodi čez seznam <code>seznam</code>
+in na vsakem koraku trenutni element seznama shrani v spremenljivko <code>elt</code>.
+Kaj naj Python naredi s to spremenljivko, je zapisano v zamaknjenih vrsticah.
+Tokrat vrednost le izpišemo.</p>''']
+
+
+plan = []
+
+hint = {
+    'no_xs': ['''\
+<p>Program mora imeti na začetku definiran seznam <code>seznam</code>.</p>'''],
+
+    'no_min': '''Funkcija <code>min()</code> ni dovoljena pri tej nalogi!''',
+
+    'for_loop': for_loop,
+
+    'if_clause': if_clause,
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/sl.py b/python/problems/for-fkkt/sl.py
new file mode 100644
index 0000000..7a277c0
--- /dev/null
+++ b/python/problems/for-fkkt/sl.py
@@ -0,0 +1,3 @@
+name = 'For zanka - FKKT'
+description = 'Naloge s for zanko'
+
diff --git a/python/problems/for-fkkt/star_tree/common.py b/python/problems/for-fkkt/star_tree/common.py
new file mode 100644
index 0000000..607e0a9
--- /dev/null
+++ b/python/problems/for-fkkt/star_tree/common.py
@@ -0,0 +1,73 @@
+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 = 25019
+number = 7
+visible = True
+
+solution = '''\
+n = int(input('Vpiši višino: '))
+
+for i in range(1, n + 1):
+    print(' ' * (n - i) + '*' * (2 * i - 1))
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '1\n'),
+        (None, '3\n'),
+        (None, '4\n')
+    ]
+    test_out = [
+        '*',
+        '  *\n ***\n*****',
+        '   *\n  ***\n *****\n*******',
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '2\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/star_tree/sl.py b/python/problems/for-fkkt/star_tree/sl.py
new file mode 100644
index 0000000..484632c
--- /dev/null
+++ b/python/problems/for-fkkt/star_tree/sl.py
@@ -0,0 +1,34 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Izris smrekice'
+slug = 'Izris smrekice'
+
+
+description = '''\
+<p>Napišite program, ki bo namesto trikotnikov izrisoval smrekice.
+<br>
+Primer uporabe:</p>
+
+<pre><code>Vpiši višino: <span style="color: rgb(239, 69, 64);">4</span>
+   *
+  ***
+ *****
+*******
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/star_triangle/common.py b/python/problems/for-fkkt/star_triangle/common.py
new file mode 100644
index 0000000..ff4c5a4
--- /dev/null
+++ b/python/problems/for-fkkt/star_triangle/common.py
@@ -0,0 +1,73 @@
+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 = 25018
+number = 6
+visible = True
+
+solution = '''\
+n = int(input('Vpiši višino: '))
+
+for i in range(1, n + 1):
+    print('*' * i)
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '1\n'),
+        (None, '3\n'),
+        (None, '4\n')
+    ]
+    test_out = [
+        '*',
+        '*\n**\n***',
+        '*\n**\n***\n****',
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '2\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/star_triangle/sl.py b/python/problems/for-fkkt/star_triangle/sl.py
new file mode 100644
index 0000000..9ed5a5e
--- /dev/null
+++ b/python/problems/for-fkkt/star_triangle/sl.py
@@ -0,0 +1,34 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Izris trikotnika'
+slug = 'Izris trikotnika'
+
+
+description = '''\
+<p>Po programerski tradiciji eden prvih programov, ki jih napišemo v določenem programskem jeziku, nariše trikotnik iz zvezdic. Napišite program, ki vpraša uporabnika po višini trikotnika, nato pa izpiše takšen trikotnik iz zvezdic.
+<br>
+Primer uporabe:</p>
+
+<pre><code>Vpiši višino: <span style="color: rgb(239, 69, 64);">4</span>
+*
+**
+***
+****
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/sum_and_average/common.py b/python/problems/for-fkkt/sum_and_average/common.py
new file mode 100644
index 0000000..44815ec
--- /dev/null
+++ b/python/problems/for-fkkt/sum_and_average/common.py
@@ -0,0 +1,84 @@
+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 = 25014
+number = 2
+visible = True
+
+solution = '''\
+seznam = eval(input("Vpišite seznam števil: "))
+vsota = 0
+for elt in seznam:
+    vsota += elt
+print(vsota)
+if len(seznam) != 0:
+    print(vsota/len(seznam))
+else:
+    print(0)
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'no_eval_call' : Hint('no_eval_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '[]\n'),
+        (None, '[-1, -2, -3]\n'),
+        (None, '[2, 4, 6, 8, 10]\n'),
+        (None, '[23, 42, 87, 34, 1, -3, 2]\n')
+    ]
+    test_out = [
+        '0\n0',
+        '-6\n-2.0',
+        '30\n6.0',
+        '186\n26.571428571428573'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '[-1, -2, -3]\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    if not has_token_sequence(tokens, ['eval']):
+        return [{'id': 'no_eval_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/sum_and_average/sl.py b/python/problems/for-fkkt/sum_and_average/sl.py
new file mode 100644
index 0000000..4ed8b69
--- /dev/null
+++ b/python/problems/for-fkkt/sum_and_average/sl.py
@@ -0,0 +1,33 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Vsota in povprečje'
+slug = 'Vsota in povprečje'
+
+
+description = '''\
+<p>Napišite program, ki za podani seznam izračuna vsoto in povprečje elementov.<br>
+Seznam števil naj vpiše uporabnik. Za pretvorbo vhodnega niza v seznam uporabite funkcijo <code>eval()</code>.<br>Primer uporabe:</p>
+
+<pre><code>Vpišite seznam števil: <span style="color: rgb(239, 69, 64);">[23, 42, 87, 34, 1, -3, 2]</span>
+186
+26.571428571428573
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'no_eval_call': '''<p>Za pretvorbo niza v seznam uporabi funkcijo <code>eval</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
diff --git a/python/problems/for-fkkt/sum_to_n/common.py b/python/problems/for-fkkt/sum_to_n/common.py
new file mode 100644
index 0000000..d61612e
--- /dev/null
+++ b/python/problems/for-fkkt/sum_to_n/common.py
@@ -0,0 +1,74 @@
+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 = 25017
+number = 5
+visible = True
+
+solution = '''\
+st = int(input("Vpiši število: "))
+vsota = 0
+for x in range(1, st + 1):
+    vsota += x
+print(vsota)
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '0\n'),
+        (None, '120\n'),
+        (None, '7\n')
+    ]
+    test_out = [
+        '0',
+        '7260',
+        '28'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '12\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/sum_to_n/sl.py b/python/problems/for-fkkt/sum_to_n/sl.py
new file mode 100644
index 0000000..c7c11de
--- /dev/null
+++ b/python/problems/for-fkkt/sum_to_n/sl.py
@@ -0,0 +1,31 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Vsota n naravnih števil'
+slug = 'Vsota n naravnih števil'
+
+
+description = '''\
+<p>Napišite program, ki izračuna vsoto prvih <code>n</code> naravnih števil. Število <code>n</code> poda uporabnik. Če uporabnik vpiše <code>7</code>, mora program izpisati <code>28</code>, saj je <code>1 + 2 + 3 + 4 + 5 + 6 + 7 = 28</code>.
+<br>
+Primer uporabe:</p>
+
+<pre><code>Vpiši število: <span style="color: rgb(239, 69, 64);">7</span>
+28
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}