GPT答：

7i24.cn

```cpp
#include <string>
#include <iostream>

int main()
{
    std::string ip{"169.254.100.100"};
    std::string start{"169.254"};
    if (std::equal(start.cbegin(), start.cend(), ip.cbegin())) {
        std::cout << "Yes";
    } else {
        std::cout << "No";
    }
    return 0;
}
```