From 4752a9f9ab6b7fd5a9c0dc4cad10459e8f60afa1 Mon Sep 17 00:00:00 2001
From: yeom <yeom>
Date: Wed, 2 May 2012 17:33:38 +0000
Subject: [PATCH] fix: the return value declarations were missing in some
 method declarations in the LinkedList class. so curious about how it could
 work well without having a compilation error.

---
 Robust/src/ClassLibrary/LinkedList.java | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Robust/src/ClassLibrary/LinkedList.java b/Robust/src/ClassLibrary/LinkedList.java
index 2923f400..7cd250ac 100644
--- a/Robust/src/ClassLibrary/LinkedList.java
+++ b/Robust/src/ClassLibrary/LinkedList.java
@@ -21,7 +21,7 @@ public class LinkedList {
     clear();
   }
 
-  public add(Object o) {
+  public void add(Object o) {
     if( tail == null ) {
       head = new LinkedListElement(o, null, null);
       tail = head;
@@ -33,7 +33,7 @@ public class LinkedList {
     size++;
   }
 
-  public addFirst(Object o) {
+  public void addFirst(Object o) {
     if( head == null ) {
       head = new LinkedListElement(o, null, null);
       tail = head;
@@ -45,11 +45,11 @@ public class LinkedList {
     size++;
   }
 
-  public addLast(Object o) {
+  public void addLast(Object o) {
     add(o);
   }
 
-  public clear() {
+  public void clear() {
     head = null;
     tail = null;
     size = 0;
-- 
2.34.1