Changed breakout exercise for 1a.

Author: jtkiley

notebooks/1a_python1.ipynb

@@ -512,7 +512,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "2020-05-28 13:48:05.981995\n"
+      "2020-05-28 13:55:57.883677\n"
      ]
     }
    ],
@@ -552,7 +552,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "2019-05-29 13:48:05.981995\n"
+      "2019-05-29 13:55:57.883677\n"
      ]
     }
    ],
@@ -877,10 +877,9 @@
    "source": [
     "## EX2: strings\n",
     "\n",
-    "1. Create a string containing `HI! CAPS LOCK IS CRUISE CONTROL FOR COOL` and assign it to the name `z_string`.\n",
-    "1. Display that string in all lower case (but without changing the object itself).\n",
-    "1. Display the original string, verifying that the last step didn't change it.\n",
-    "1. Assign `z_string` to the lowercase version of the string, changing the object that `z_string` refers to."
+    "1. Create a string containing `Hello, World!` and assign it to the name `z_string`.\n",
+    "1. Take `z_string` and add (using `+`) the string ` I'm [yourname].` to it (filling in your name).\n",
+    "1. Display the original string, verifying that the last step didn't change it."
    ]
   },
   {
@@ -910,15 +909,6 @@
     "# 2-3 code\n"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": 40,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "# 2-4 code\n"
-   ]
-  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -930,12 +920,12 @@
     "\n",
     "1. Assign `z_dict` to a dictionary with the key `'name'` and a value of the name of the breakout room member who is screen sharing.\n",
     "1. Update the dictionary with another key `'affil'` and a value of the affiliation of the breakout room member who is screen sharing.\n",
-    "1. Use the indexing syntax to retrieve the value corresponding with the key `affil`."
+    "1. Use the indexing syntax to retrieve the value corresponding with the key `'affil'`."
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 41,
+   "execution_count": 40,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -944,7 +934,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 42,
+   "execution_count": 41,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -953,7 +943,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 43,
+   "execution_count": 42,
    "metadata": {},
    "outputs": [],
    "source": [