diff --git a/java/neetcode_all/01_arrays_&_hashing/1299_replace_elements_with_greatest_element_on_right_side.java b/java/neetcode_all/01_arrays_&_hashing/1299_replace_elements_with_greatest_element_on_right_side.java
new file mode 100644
index 000000000..e8b324338
--- /dev/null
+++ b/java/neetcode_all/01_arrays_&_hashing/1299_replace_elements_with_greatest_element_on_right_side.java
@@ -0,0 +1,11 @@
+class Solution {
+    public int[] replaceElements(int[] arr) {
+        int rightMax = -1;
+        for (int i = arr.length - 1; i >= 0; i--) {
+            int newMax = Math.max(rightMax, arr[i]);
+            arr[i] = rightMax;
+            rightMax = newMax;
+        }
+        return arr;
+    }
+}