#3281. [GESP202603 四级 C++] 第 13 题

[GESP202603 四级 C++] 第 13 题

下面哪种方式不能实现将字符串 Welcome to 2026! 输出重定向到文件 log.txt( )。

A.

freopen("log.txt", "w", stdout);
cout << "Welcome to 2026!" << endl;
fclose(stdout);

B.

std::ofstream outFile("log.txt");
cout << "Welcome to 2026!" << endl;
outFile.close();

C.

ofstream log_file("log.txt");
streambuf* org_cout = cout.rdbuf();
cout.rdbuf(log_file.rdbuf());
cout << "Welcome to 2026!" << endl;
cout.rdbuf(org_cout);

D.

std::ofstream outFile("log.txt");
outFile << "Welcome to 2026!" << endl;
outFile.close();

{{ select(1) }}

  • A
  • B
  • C
  • D