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First solution in Uncategorized category for Node Disconnected Users by vvm70
def disconnected_users(net, users, source, crushes):
nodes = [[x for x in node if x not in crushes] for node in net]
s = set(sorted(nodes, key=lambda x: source not in x)[0]) & set(source)
for node in nodes:
if s.intersection(set(node)):
s.update(set(node))
return sum(y for x, y in users.items() if x in (set(users).difference(s)))
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert disconnected_users([
['A', 'B'],
['B', 'C'],
['C', 'D']
], {
'A': 10,
'B': 20,
'C': 30,
'D': 40
},
'A', ['C']) == 70, "First"
assert disconnected_users([
['A', 'B'],
['B', 'D'],
['A', 'C'],
['C', 'D']
], {
'A': 10,
'B': 0,
'C': 0,
'D': 40
},
'A', ['B']) == 0, "Second"
assert disconnected_users([
['A', 'B'],
['A', 'C'],
['A', 'D'],
['A', 'E'],
['A', 'F']
], {
'A': 10,
'B': 10,
'C': 10,
'D': 10,
'E': 10,
'F': 10
},
'C', ['A']) == 50, "Third"
print('Done. Try to check now. There are a lot of other tests')
Oct. 25, 2020
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