Is there anything wrong about my solution?
I would like to give some feedback about ...
From: https://checkio.org/mission/find-friends/solve/
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for python3:
when I run my code, the result is: test 7/7, true but in my local environment, the result is false, and that's exactly the right answer. I have no idea what happened. my_network = {} def connect_us(target, friends): next_one = [] def do_check(x, y): if y in x: my_network[x] = 1 for n in x.split('-'): friends.add(n) next_one.append(n) next_one.remove(y) if target: for a_b, v in my_network.items(): if v == 1: continue if isinstance(target, str): do_check(a_b, target) elif isinstance(target, list): for t in target: do_check(a_b, t) return connect_us(next_one, friends) else: return friends def check_connection(network, first, second): for i in network: my_network[i] = 0 friends = set() f1 = connect_us(first, friends) #print('f1 = {0}'.format(f1)) #print('my_network = {0}'.format(my_network)) for i in network: my_network[i] = 0 friends = set() f2 = connect_us(second, friends) #print('f2 = {0}'.format(f2)) #print('my_network = {0}'.format(my_network)) return True if f1 & f2 else False if __name__ == '__main__': r = check_connection( ['base-night', 'scout1-night', 'pingin-sscout', 'sscout-scout1', 'dr101-pingin', 'sscout-base', 'dr101-sscout', 'pingin-night', 'pingin-scout1', 'scout1-dr101', 'dr101-night'], "pingin", "base") print r
for python2:
test 1 was failed also, please check it.