diff --git a/tech_docs/python/fizzbuzz.md b/tech_docs/python/fizzbuzz.md
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+def fizz_buzz(n):
+    """
+    Print the FizzBuzz sequence from 1 to n.
+    For multiples of 3, print "Fizz" instead of the number.
+    For multiples of 5, print "Buzz" instead of the number.
+    For multiples of both 3 and 5, print "FizzBuzz".
+    """
+    for i in range(1, n + 1):
+        if i % 15 == 0:  # More efficient than checking i % 3 == 0 and i % 5 == 0
+            print("FizzBuzz")
+        elif i % 3 == 0:
+            print("Fizz")
+        elif i % 5 == 0:
+            print("Buzz")
+        else:
+            print(i)
+
+def main():
+    """Main function to handle input and call fizz_buzz."""
+    try:
+        n = int(input("Enter a number: "))
+        fizz_buzz(n)
+    except ValueError:
+        print("Please enter a valid integer.")
+
+if __name__ == "__main__":
+    main()
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