diff --git a/README.md b/README.md
deleted file mode 100644
index 2978f36..0000000
--- a/README.md
+++ /dev/null
@@ -1,2 +0,0 @@
-# Hacktoberfest_Python_Module_Technical_Document
-Python Modules Technical Documents
diff --git a/list b/list
new file mode 100644
index 0000000..787a2b9
--- /dev/null
+++ b/list
@@ -0,0 +1,15 @@
+def binary_search(arr, target):
+    left, right = 0, len(arr) - 1
+    while left <= right:
+        mid = (left + right) // 2
+        if arr[mid] == target:
+            return mid
+        elif arr[mid] < target:
+            left = mid + 1
+        else:
+            right = mid - 1
+    return -1
+
+arr = [1, 3, 5, 7, 9]
+target = 7
+print("Element found at index:", binary_search(arr, target))