x = object()
y = object()
# change this code
x_list = [x] * 10
y_list = [y] * 10
big_list = [x_list + y_list]
print "x_list contains %d objects" % len(x_list)
print "y_list contains %d objects" % len(y_list)
print "big_list contains %d objects" % len(big_list)
# testing code
if x_list.count(x) == 10 and y_list.count(y) == 10:
print "Almost there..."
if big_list.count(x) == 10 and y_list.count(y) == 10:
print "Great!"
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