diff --git a/binary_search.py b/binary_search.py
new file mode 100644
index 000000000000..b71f069d8790
--- /dev/null
+++ b/binary_search.py
@@ -0,0 +1,22 @@
+def binary_search(arr, x):
+    arr.sort()  # Sort in-place for efficiency
+    l, r = 0, len(arr) - 1
+    while l <= r:
+        mid = l + (r - l) // 2
+        if arr[mid] < x:
+            l = mid + 1
+        elif arr[mid] > x:
+            r = mid - 1
+        else:
+            return mid  # Found
+    return -1  # Not found
+
+
+# Example usage
+arr = [int(x) for x in input().split()]
+x = int(input())
+result = binary_search(arr, x)
+if result == -1:
+    print("Not found")
+else:
+    print(f"Found at index {result}")