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hnq90/shuffle_Gotchas.rb

Created July 29, 2015 02:29
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shuffle_Gotchas.rb
def get_random(floor, ceiling):
return random.randrange(floor, ceiling + 1)
def naive_shuffle(the_array):
# for each index in the array
for first_index in xrange(0,len(the_array)-1):
# grab a random other index
second_index = get_random(0, len(the_array)-1)
# and swap the values
the_array[first_index], the_array[second_index] = the_array[second_index], the_array[first_index]
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