#include 
#include 
#include 
#include 
namespace fs=std::filesystem;
static std::string read(const fs::path&p){std::ifstream in(p,std::ios::binary);return std::string((std::istreambuf_iterator(in)),{});}
int main(){const fs::path root=fs::temp_directory_path()/"vix mutation test";fs::remove_all(root);fs::create_directories(root);std::ofstream(root/"a")