From 946c4668587d7984b7296a21c6b678fba52424e4 Mon Sep 17 00:00:00 2001 From: wes Date: Sat, 1 Jul 2017 12:52:44 -0400 Subject: [PATCH] rename variables --- intersection.py | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/intersection.py b/intersection.py index cd7d71d..9b62d39 100755 --- a/intersection.py +++ b/intersection.py @@ -10,14 +10,14 @@ def frequencies(xs): freqs[x] += 1 return freqs -def intersection(fs1, fs2): - xs = [] - for k, v in fs1.iteritems(): - n = min(v, fs2[k]) - xs.extend([k for _ in xrange(n)]) - return xs +def intersection(xs, ys): + freqs1 = frequencies(xs) + freqs2 = frequencies(ys) -fs1 = frequencies([1,4,2,6,10,4,4]) -fs2 = frequencies([7,4,9,10,20,4,10]) + intersection = [] + for k, v in freqs1.iteritems(): + n = min(v, freqs2[k]) + intersection.extend([k for _ in xrange(n)]) + return intersection -print intersection(fs1, fs2) +print intersection([1,4,2,6,10,4,4], [7,4,9,10,20,4,10])