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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# ENCH 470 Fall 2020 Lecture 17: Intro to GitHub\n",
+    "\n",
+    "GitHub is an important tool used in industry and academia for version control. Here's a test file we'll use to explore version control in GitHub.\n",
+    "\n",
+    "**<font color=red> First problem: </font>** follow the instructions from the [GitHub Guide](https://guides.github.com/activities/hello-world/) to create your account and make a repository. \n",
+    "\n",
+    "**<font color=red> Second problem: </font>** Clone my repository into your GitHub.\n",
+    "\n",
+    "**<font color=red> Third problem: </font>** Add or modify some code in this document, and open a pull request.\n",
+    "\n",
+    "**<font color=red> Fourth problem: </font>** Working with someone else in the class, create a repo and/or make a change to someone else's repo."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[1, 2, 3, 8]\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Here's a simple code block from our first lecture:\n",
+    "\n",
+    "x=1\n",
+    "y=2\n",
+    "z=3\n",
+    "q=x*y**z \n",
+    "qxyz = [x,y,z,q]\n",
+    "print(qxyz)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "79030286450404\n"
+     ]
+    }
+   ],
+   "source": [
+    "# I added a comment\n",
+    "Newvariable = 8889898\n",
+    "print(Newvariable**2)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "chicken burito\n",
+      "chicken bone broth\n",
+      "chicken taco\n",
+      "beef burito\n",
+      "beef bone broth\n",
+      "beef taco\n"
+     ]
+    }
+   ],
+   "source": [
+    "for x in ['chicken','beef']:\n",
+    "    for y in ['burito','bone broth','taco']:\n",
+    "        print(x,y)\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "I Like Chicken Burito\n"
+     ]
+    }
+   ],
+   "source": [
+    "print ('I Like Chicken Burito')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.5"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 4
+}