better trees, fixed lists

DavidLeoni · Dec 8, 2019 · 87db68d · 87db68d
1 parent 5893f6c
commit 87db68d
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diff --git a/exercises/lists/lists-solution.ipynb b/exercises/lists/lists-solution.ipynb
@@ -374,7 +374,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "A's ID: 140023584607560\n"
+      "A's ID: 140011862210440\n"
      ]
     }
    ],
@@ -409,7 +409,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "A's ID: 140023584607560\n"
+      "A's ID: 140011862210440\n"
      ]
     }
    ],
@@ -638,7 +638,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "A has id: 140023585018824\n"
+      "A has id: 140011862212360\n"
      ]
     }
    ],
@@ -682,7 +682,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "A has id: 140023585018824\n"
+      "A has id: 140011862212360\n"
      ]
     }
    ],
@@ -726,7 +726,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "A has id: 140023585018824\n"
+      "A has id: 140011862212360\n"
      ]
     }
    ],
@@ -763,7 +763,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "A has now id: 140023357072648\n"
+      "A has now id: 140011852552776\n"
      ]
     }
    ],
@@ -1864,9 +1864,9 @@
      "output_type": "stream",
      "text": [
       "\n",
-      "A's id: 140023366009672\n",
-      "B's id: 140023366009672\n",
-      "C's id: 140023357471112\n"
+      "A's id: 140011852475016\n",
+      "B's id: 140011852475016\n",
+      "C's id: 140011852532744\n"
      ]
     }
    ],
@@ -2436,7 +2436,13 @@
    "metadata": {},
    "source": [
     "**Example:**\n",
-    "Given the list: [\"Hotel\", \"Icon\",\" Bus\",\"Train\", \"Hotel\", \"Eye\", \"Rain\", \"Elephant\"] create a list with all the first letters."
+    "Given the list: \n",
+    "\n",
+    "```python\n",
+    "[\"Hotel\", \"Icon\",\" Bus\",\"Train\", \"Hotel\", \"Eye\", \"Rain\", \"Elephant\"]\n",
+    "```\n",
+    "\n",
+    "create a list with all the first letters."
    ]
   },
   {
@@ -2463,13 +2469,6 @@
     "print(\"\".join(initials))"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -2677,9 +2676,9 @@
     "\n",
     "```python\n",
     ">>> threeven([6,4,8,4,5])\n",
-    "True\n",
+    "yes\n",
     ">>> threeven([2,5,6,3,4,5])\n",
-    "False\n",
+    "no\n",
     ">>> threeven([4])\n",
     "not good\n",
     "```"
@@ -2694,8 +2693,8 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "True\n",
-      "False\n",
+      "yes\n",
+      "no\n",
       "not good\n"
      ]
     }
@@ -2705,7 +2704,10 @@
     "\n",
     "def threeven(xs):\n",
     "    if len(xs) >= 3:\n",
-    "        print(xs[0] % 2 == 0 and xs[1] % 2 == 0 and xs[2] % 2 == 0)\n",
+    "        if xs[0] % 2 == 0 and xs[1] % 2 == 0 and xs[2] % 2 == 0:\n",
+    "            print(\"yes\")\n",
+    "        else:\n",
+    "            print(\"no\")\n",
     "    else:\n",
     "        print(\"not good\")\n",
     "\n",
@@ -4854,7 +4856,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Further resources\n",
+    "## Further exercises\n",
     "\n",
     "Have a look at [leetcode array problems](https://leetcode.com/tag/array/) sorting by _Acceptance_ and _Easy_.\n",
     "\n",