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auselen/pi.py

Created March 16, 2017 14:11
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Shorter Pi approximation
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pi.py
from random import random
print 4 * reduce(lambda a, (c, d): (a * (d - 1) + c) / d, ((1.0 if random()**2 + random()**2 <= 1 else 0, i) for i in range(1, 10**6)), 0)
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