Maximum triangle path sum: Difference between revisions

+ second Python entry
(+ Python solution)
(+ second Python entry)
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{{out}}
<pre>1320</pre>
 
A more functional version, similar to the Haskell entry (same output):
<lang python>from itertools import imap
 
f = lambda x, y, z: x + max(y, z)
g = lambda xs, ys: list(imap(f, ys, xs, xs[1:]))
data = [map(int, row.split()) for row in open("triangle.txt")][::-1]
print reduce(g, data)[0]</lang>