From 8463875b6aeb3a8e27521ed124902337818f2028 Mon Sep 17 00:00:00 2001
From: ShengyiJia <sjia6@u.rochester.edu>
Date: Sun, 19 Jul 2020 21:36:50 -0400
Subject: [PATCH] Update Main.java

---
 java/append_primes/Main.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/java/append_primes/Main.java b/java/append_primes/Main.java
index 6c0fd65..78cc68e 100644
--- a/java/append_primes/Main.java
+++ b/java/append_primes/Main.java
@@ -13,8 +13,12 @@ public class Main
          */
         Tree tree = new Tree(Integer.parseInt(args[0]), new ArrayList<Long>());
         for (int i = 0; i < Integer.parseInt(args[1]); i++) {
+            /* Optimied the output */
+            int temp = tree.longestPath().size();
             tree.step();
-            Util.printList(tree.longestPath());
+            if(tree.longestPath().size() != temp){
+                Util.printList(tree.longestPath());
+            }
         }
     }
 }