From b83610a64a474ddffe78bc960d55b17097c24d34 Mon Sep 17 00:00:00 2001
From: xiang <879305499@qq.com>
Date: Sun, 24 Feb 2019 11:04:48 +0800
Subject: [PATCH] initialize

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 7110616..17c441c 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ private:
 
 public:
     // 构造函数
-    A() { };
+    A() : a(0) { };
     A(int x) : a(x) { };        // 初始化列表
 
     // const可用于对重载函数的区分