# coding=utf-8 from operator import itemgetter import prolog.engine import server.problems id = 145 number = 20 visible = True facts = None solution = '''\ joindigits([X], [X]). joindigits([X,Y|T], NT) :- XY is 10*X + Y, joindigits([XY|T], NT). joindigits([X,Y|T], [X|NT]) :- joindigits([Y|T], NT). ''' test_cases = [ ('joindigits([2, 3, 1, 4], X)', [{'X': '[2, 3, 1, 4]'}, {'X': '[2, 3, 14]'}, {'X': '[2, 31, 4]'}, {'X': '[2, 314]'}, {'X': '[23, 1, 4]'}, {'X': '[23, 14]'}, {'X': '[231, 4]'}, {'X': '[2314]'}]), ('joindigits([2, 3, 1], X)', [{'X': '[2, 3, 1]'}, {'X': '[2, 31]'}, {'X': '[23, 1]'}, {'X': '[231]'}]), ] def test(code, aux_code): n_correct = 0 engine_id = None try: engine_id, output = prolog.engine.create(code=code+aux_code, timeout=1.0) 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): 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 def hint(code, aux_code): # TODO return []