From 807c455de59e4ccc5240b87008aa989fcab8f560 Mon Sep 17 00:00:00 2001
From: Crypto Michael <askxuefeng@gmail.com>
Date: Mon, 11 Nov 2024 19:02:52 +0800
Subject: [PATCH] fix typo / extends / README

---
 source/books/java/70-generics/50-extends/README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/books/java/70-generics/50-extends/README.md b/source/books/java/70-generics/50-extends/README.md
index c3fb70f..683273f 100644
--- a/source/books/java/70-generics/50-extends/README.md
+++ b/source/books/java/70-generics/50-extends/README.md
@@ -149,7 +149,7 @@ public class Main {
         Number last = p.getLast();
         p.setFirst(new Integer(first.intValue() + 100));
         p.setLast(new Integer(last.intValue() + 100));
-        return p.getFirst().intValue() + p.getFirst().intValue();
+        return p.getFirst().intValue() + p.getLast().intValue();
     }
 }