24 lines
539 B
Python
24 lines
539 B
Python
import fileinput
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from itertools import permutations
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def main():
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graph = {}
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cities = set()
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for line in fileinput.input():
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route, distance = line.split(" = ", 1)
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source, dest = route.split(" to ", 1)
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graph[(source, dest)] = graph[(dest, source)] = int(distance)
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cities.add(source)
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cities.add(dest)
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lengths = [
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sum(graph[(route[i], route[i + 1])] for i in range(len(route) - 1))
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for route in permutations(cities)
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]
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print(min(lengths), max(lengths))
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main()
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