Improve java perstistent tree (#199)

indy256 · Jul 7, 2024 · f9513b9 · f9513b9
1 parent 54493ee
commit f9513b9
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/java/structures/PersistentTree.java b/java/structures/PersistentTree.java
@@ -13,10 +13,7 @@ public static class Node {
         Node(Node left, Node right) {
             this.left = left;
             this.right = right;
-            if (left != null)
-                sum += left.sum;
-            if (right != null)
-                sum += right.sum;
+            sum = left.sum + right.sum;
         }
     }