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If only there was an algorithm :) solution in Clear category for How to Find Friends by hrvoje
def check_connection(network, friend1, friend2):
connection = set([friend1])
for _,_ in enumerate(network):
for pair in network:
first, second = pair.split('-')
union = {first}|{second}
if len(connection.intersection(union)):
connection.update(union)
return (friend2 in connection)
July 2, 2015
