update examples

app.py

@@ -133,10 +133,10 @@ def generate(
 
 
 examples = [
-    "def print_hello_world():",
-    'def fibonacci(n: int) -> int:\n    """ Compute the n-th Fibonacci number. """',
-    'from typing import List, Tuple\n\ndef sum_and_product(numbers: List[int]) -> Tuple[int, int]:\n    """ Return the sum and the product of the integers in the list as a tuple. Here is the answer of the exercise"""',
-    "class ComplexNumbers:",
+    "X_train, y_train, X_test, y_test = train_test_split(X, y, test_size=0.1)\n\n# Train a logistic regression model, predict the labels on the test set and compute the accuracy score",
+    "// Returns every other value in the array as a new array.\nfunction everyOther(arr) {",
+    "<jupyter_text>Let's test our `is_prime` function:<jupyter_code>print(is_prime(3))\nprint(is_prime(4))\nprint(is_prime(29))\nprint(is_prime(33))<jupyter_output>",
+    "def alternating(list1, list2):\n   results = []\n   for i in range(min(len(list1), len(list2))):\n       results.append(list1[i])\n       results.append(list2[i])\n   if len(list1) > len(list2):\n       <FILL_HERE>\n   else:\n       results.extend(list2[i+1:])\n   return results",
 ]