From 1ca9bceb6100ededfdecab5443f8ab78508283b4 Mon Sep 17 00:00:00 2001
From: Francis <455954986@qq.com>
Date: Sun, 14 Jun 2020 19:25:27 +0800
Subject: [PATCH] =?UTF-8?q?Update=20=E5=8A=A8=E6=80=81=E6=95=B0=E7=BB=84.c?=
 =?UTF-8?q?pp?=
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---
 practical_exercises/key_exercises/动态数组.cpp | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/practical_exercises/key_exercises/动态数组.cpp b/practical_exercises/key_exercises/动态数组.cpp
index 7fb298a..5cb3343 100644
--- a/practical_exercises/key_exercises/动态数组.cpp
+++ b/practical_exercises/key_exercises/动态数组.cpp
@@ -1,5 +1,14 @@
 #include<iostream>
-char *sPtr;        		//����ַ�����ָ��       
-s="����"      
-sPtr = new char[strlen(s)+1];
-strncpy(sPtr,s;  
\ No newline at end of file
+#include<cstring>
+
+
+int main() {
+  
+  char *sPtr;        	 
+  const char* s="hello";
+  sPtr = new char[strlen(s)+1];
+  strncpy(sPtr,s,strlen(s)); 
+  std::cout << sPtr << std::endl;
+  delete sPtr;
+  return  0;
+}