import random

x = random.Random()
y = random.Random()
z = random.Random()

y.setstate(x.getstate())
z.setstate(x.getstate())

x.jumpahead(1)
y.jumpahead(11)
z.jumpahead(21)
random_numbers = zip([x.random() for _ in range(100)], [y.random() for _ in range(100)], [z.random() for _ in range(100)])

first_agreeing = min( random_numbers, key=lambda x: 0 if x[0] == x[1] and x[1] == x[2] else 1)
print("Index {0} of {1} had the first agreement between the RNGs: {2}".format( random_numbers.index(first_agreeing), len(random_numbers), first_agreeing ) )