# coding=utf-8 from operator import itemgetter import prolog.engine import server.problems id = 115 number = 22 visible = True facts = None solution = '''\ divide([], [], []). divide([X], [X], []). divide([H1,H2|T], [H1|L1], [H2|L2]) :- divide(T, L1, L2). ''' test_cases = [ ('divide([], A, B)', [{'A': '[]', 'B': '[]'}]), ('divide([q], A, B)', [{'A': '[q]', 'B': '[]'}]), ('divide([h, e, t, y, q, w], A, B)', [{'A': '[h, t, q]', 'B': '[e, y, w]'}]), ('divide([j, e, y, u, i], A, B)', [{'A': '[j, y, i]', 'B': '[e, u]'}]), ('divide(A, [t, q, y], [l, e, r])', [{'A': '[t, l, q, e, y, r]'}]), ] 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: 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 []