diff --git a/028_Find-the-Index-of_the_First_Occurrence_in_a_string.py b/028_Find-the-Index-of_the_First_Occurrence_in_a_string.py
new file mode 100644
index 0000000..0403348
--- /dev/null
+++ b/028_Find-the-Index-of_the_First_Occurrence_in_a_string.py
@@ -0,0 +1,5 @@
+class Solution:
+    def strStr(self, haystack: str, needle: str) -> int:
+        index: int=-1
+        index=haystack.find(needle)
+        return index