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ver clear solution in Clear category for How to Find Friends by qler89
def check_connection(network, first, second):
first = [first]
connections = list(network)
for i in range(len(connections)):
connections[i] = connections[i].split('-')
for trial in range(len(connections)):
for i in range(len(connections)):
if connections[i][0] in first:
first.append(connections[i][1])
if connections[i][1] in first:
first.append(connections[i][0])
if second in first:
return True
else:
return False
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert check_connection(
("dr101-mr99", "mr99-out00", "dr101-out00", "scout1-scout2",
"scout3-scout1", "scout1-scout4", "scout4-sscout", "sscout-super"),
"scout2", "scout3") == True, "Scout Brotherhood"
assert check_connection(
("dr101-mr99", "mr99-out00", "dr101-out00", "scout1-scout2",
"scout3-scout1", "scout1-scout4", "scout4-sscout", "sscout-super"),
"super", "scout2") == True, "Super Scout"
assert check_connection(
("dr101-mr99", "mr99-out00", "dr101-out00", "scout1-scout2",
"scout3-scout1", "scout1-scout4", "scout4-sscout", "sscout-super"),
"dr101", "sscout") == False, "I don't know any scouts."
Dec. 8, 2014
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