Update app.py

app.py

@@ -9,8 +9,20 @@ def root():
 @app.get("/replacement")
 def get_code():
     return {
-        "text": """def greet(name):
-    print(f"Hello, {name}!")
+        "text": """def factorial(n):
+    if n == 0:
+        return 1
+    else:
+        result = 1
+        for i in range(1, n + 1):
+            result *= i
+        return result
 
-greet("World")"""
+def main():
+    nums = [3, 5, 7]
+    for num in nums:
+        print(f"Factorial of {num} is {factorial(num)}")
+
+main()"""
     }
+