From f771fbd1a986fa8d6b80cf152c1b77f7c2424945 Mon Sep 17 00:00:00 2001
From: haoxuan <lyhaoxuan@outlook.com>
Date: Sat, 14 Mar 2026 05:07:02 -0400
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=87=E4=BB=B6=E8=87=B3?=
 =?UTF-8?q?=E3=80=8C/=E3=80=8D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

用指针交换两个数
---
 23a.cpp | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 23a.cpp

diff --git a/23a.cpp b/23a.cpp
new file mode 100644
index 0000000..3b2a649
--- /dev/null
+++ b/23a.cpp
@@ -0,0 +1,17 @@
+#include<iostream>
+using namespace std;
+int main(){
+	int * ptr_a, * ptr_b,temp;
+	ptr_a = new int;
+	ptr_b = new int;
+	cout<<"请输入*ptr_a的值:";
+        cin>>*ptr_a;
+	cout<<"请输入*ptr_b的值:";
+	cin>>*ptr_b;
+        temp=*ptr_a;
+        *ptr_a=*ptr_b;
+	*ptr_b=temp;
+	cout<<*ptr_a<<"  "<<*ptr_b<<endl;
+	delete ptr_a,ptr_b;
+	return 0;
+}