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import re
from python.util import has_token_sequence, string_almost_equal, \
string_contains_number, get_tokens, get_numbers, get_exception_desc, \
all_tokens, has_comprehension, has_loop, almost_equal, get_ast
from server.hints import Hint
id = 20812
number = 12
visible = True
solution = '''\
def maxroom(map, room):
if room == None:
return -1
return max(room, maxroom(map, map[room][0]), maxroom(map, map[room][1]))
'''
hint_type = {
'final_hint': Hint('final_hint')
}
map = {0: [6, 3], 6: [5, 81], 3: [8, 24], 5: [2, 18],
81: [None, None], 8: [42, None], 24: [63, 13], 2: [7, 27],
18: [None, 35], 42: [None, 66], 63: [61, None], 13: [4, 12],
7: [None, None], 27: [None, None], 35: [None, None], 66: [None, None],
61: [None, None], 4: [None, None], 12: [None, None]}
def test(python, code, aux_code=''):
func_name = 'maxroom'
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 = [
(0, 81),
(3, 66),
(63, 63),
(5, 35),
]
test_in = [('{}({}, {})'.format(func_name, str(map), l[0]), None)
for l in in_out]
test_out = [l[1] for l in in_out]
answers = python(code=aux_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)):
res = ans[0]
corr = res == to
n_correct += corr
if not corr:
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, aux_code=''):
tokens = get_tokens(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
return None
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