update

AB.cpp

@@ -0,0 +1,13 @@
+#include<iostream>
+#include<cmath>
+
+using namespace std;
+
+int main(){
+    double x1,y1,x2,y2,result;
+
+    cin >>x1>>y1>>x2>>y2;
+    result = sqrt((x1-x2) * (x1-x2) + (y1-y2) * (y1-y2));
+
+    cout <<"结果:"<<int(result)<<endl;
+}

change.cpp

@@ -135,4 +135,4 @@ bool renameFolder(const std::string& oldName, const std::string& newName) {
         cout << "重命名失败: " << oldName << " -> " << newName << " (错误代码: " << error << ")" << endl;
         return false;
     }
-}
+}

system.cpp

@@ -0,0 +1,96 @@
+#include <windows.h>
+#include <shellapi.h>
+#include <sddl.h>
+#include <tchar.h>
+#include <iostream>
+#include<string>
+
+using namespace std;
+
+bool IsRunAsAdmin() {
+    BOOL isAdmin = FALSE;
+    PSID adminGroup = NULL;
+
+    // SID for Administrators group
+    SID_IDENTIFIER_AUTHORITY ntAuthority = SECURITY_NT_AUTHORITY;
+    if (AllocateAndInitializeSid(&ntAuthority, 2, SECURITY_BUILTIN_DOMAIN_RID,
+        DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0, &adminGroup)) {
+        if (!CheckTokenMembership(NULL, adminGroup, &isAdmin)) {
+            isAdmin = FALSE;
+        }
+        FreeSid(adminGroup);
+    }
+
+    return isAdmin == TRUE;
+}
+
+void RunAsAdmin() {
+    TCHAR szPath[MAX_PATH];
+    if (!GetModuleFileName(NULL, szPath, ARRAYSIZE(szPath))) {
+        cerr << "Failed to get module file name." << endl;
+        return;
+    }
+
+    SHELLEXECUTEINFO sei = { sizeof(sei) };
+    sei.lpVerb = TEXT("runas");
+    sei.lpFile = szPath;
+    sei.hwnd = NULL;
+    sei.nShow = SW_NORMAL;
+
+    if (!ShellExecuteEx(&sei)) {
+        DWORD dwError = GetLastError();
+        if (dwError == ERROR_CANCELLED) {
+            cerr << "The user refused to allow elevation." << endl;
+        } else {
+            cerr << "ShellExecuteEx failed with error code " << dwError << endl;
+        }
+    }
+}
+
+int _tmain() {
+    if (!IsRunAsAdmin()) {
+        cout << "Program is not running with administrator privileges. Attempting to restart as administrator..." << endl;
+        RunAsAdmin();
+        return 0; // Exit the current instance
+    }
+
+    // Your code that requires admin privileges goes here
+    cout << "Program is running with administrator privileges." << endl;
+    
+    // Example of code that requires admin privileges
+    // You can add any code here that needs admin rights
+    // 例如：修改系统设置、访问受限文件等
+    extern string choose;
+    string choose = "";
+
+    cout <<"C++ command v1.0"<<endl;
+    cout <<"https://github.com/dengrb1/"<<endl;
+
+    while (choose!="exit")
+    {
+        cin >>choose;
+        if (choose=="list")
+        {
+            system("dir");
+        }else if (choose=="help")
+        {
+            cout <<"------------------------------------"<<endl;
+            cout <<"C++ command帮助菜单"<<endl;
+            cout <<"注意!本程序区分大小写!"<<endl;
+            cout <<"list--当前运行环境目录"<<endl;
+            cout <<"help--帮助菜单"<<endl;
+            cout <<"cd--加载文件夹"<<endl;
+            cout <<"------------------------------------"<<endl;
+            choose = Unknown;
+        }else{
+            cout <<choose<<"没有这个指令!"<<endl;
+            choose = Unknown;
+        }
+    }
+    
+    
+
+    // Prevent closing immediately to observe behavior
+
+    return 0;
+}