Exercises.ipynb

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    "![rmotr](https://user-images.githubusercontent.com/7065401/52071918-bda15380-2562-11e9-828c-7f95297e4a82.png)\n",
    "<hr style=\"margin-bottom: 40px;\">\n",
    "\n",
    "# Exercises\n",
    "\n",
    "This is a quick demonstration of how exercises work on [Notebooks.ai](https://notebooks.ai)."
   ]
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    "\n",
    "### Example 1: Solve the add function\n",
    "\n",
    "Complete the code of the function `add`, that receives 2 numbers and should return the sum of them:"
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   "source": [
    "def add(x, y):\n",
    "    pass"
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    "You can use the `+` operator to sum numbers."
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   "source": [
    "def add(x, y):\n",
    "    return x + y"
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    "![purple-divider](https://user-images.githubusercontent.com/7065401/52071927-c1cd7100-2562-11e9-908a-dde91ba14e59.png)"
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