# Project Euler: Problem 1

If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23.

Find the sum of all the multiples of 3 or 5 below 1000.

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In [7]:

# Do it in two lines
mult_3_5 = sum([x for x in range(1,1001) if x % 3 ==0 or x % 5 ==0])
print(mult_3_5)
# Or in three
# Build a list of the multiples of three or five
# Call the built in list sum function and assign it to a variable
"""
mult_3_5 = [x for x in range(1,1001) if x % 3 ==0 or x % 5 ==0]
sum_3_5 = sum(mult_3_5)
print(sum_3_5)
"""
raise NotImplementedError()

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234168

---------------------------------------------------------------------------
NotImplementedError                       Traceback (most recent call last)
<ipython-input-7-d72561343165> in <module>()
10 print(sum_3_5)
11 """
---> 12 raise NotImplementedError()

NotImplementedError:

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In [ ]:

# This cell will be used for grading, leave it at the end of the notebook.

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