diff --git a/src/test/java/LeetCode/Maximum_Number_of_Distinct_Elements_After_Operations/LC_maxnodisteleafterop.java b/src/test/java/LeetCode/Maximum_Number_of_Distinct_Elements_After_Operations/LC_maxnodisteleafterop.java
new file mode 100644
index 00000000..7858c26e
--- /dev/null
+++ b/src/test/java/LeetCode/Maximum_Number_of_Distinct_Elements_After_Operations/LC_maxnodisteleafterop.java
@@ -0,0 +1,17 @@
+import java.util.*;
+class LC_maxnodisteleafterop {
+    public int maxDistinctElements(int[] nums, int k) {
+        if (nums.length <= (k << 1) + 1) return nums.length;
+        Arrays.sort(nums);
+        int distinct = 0;
+        int l = Integer.MIN_VALUE;
+        for (int i = 0; i < nums.length; i++) {
+            int m = Math.max(l+1, nums[i]-k);
+            if (m <= nums[i]+k) {
+                distinct++;
+                l = m;
+            }
+        }
+        return distinct;
+    }
+}