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wetmore/gist:6276358

Created August 20, 2013 02:08
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gistfile1.py
from random import randint
def run(goal, runs):
total = 0
for x in xrange(runs):
sequence = []
for i in xrange(3):
sequence.append(randint(0,1))
while sequence[-3:] != goal:
sequence.append(randint(0,1))
total += len(sequence)
return total / runs
print run([1, 0, 1], 1000000)
print run([0, 1, 1], 1000000)
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