001-multiples-of-3-and-5.ipynb

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    "# Multiples of 3 and 5\n",
    "## Problem 1 \n",
    "\n",
    "<div class=\"problem_content\" role=\"problem\">\n",
    "<p>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.</p>\n",
    "<p>Find the sum of all the multiples of 3 or 5 below 1000.</p>\n",
    "</div>"
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    "def solve(n):\n",
    "    return sum(x for x in xrange(n) if x % 3 == 0 or x % 5 == 0)"
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    "assert solve(10) == 23"
   ]
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   "source": [
    "## Solution"
   ]
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   "source": [
    "solve(1000)"
   ]
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