如何以十六进制而不是ASCII符号显示实际值

int main()
{
   char B[76]={0};

   ifstream infile;
   infile.open("tworecords.dat", ios::binary);
   infile.read(reinterpret_cast<char*>(B), sizeof (B));

   cout << "Array B in hex" << endl;

   for (int i = 0; i < 76; i++)
   {
      cout << hex << B[i] << " " << endl;;
   }

   return 0;


}
int main()
{
   char B[76]={0};

   ifstream in