Saving.

example.cpp

@@ -97,7 +97,6 @@ int main() {
   // the result to mydata2 (this is safe only if mydata2.size() <= mydata.size()),
   // please refer to the code.
   //
-  std::cout <<  mydata2.size() << " " << mydata.size()<< std::endl;
   size_t intersize = inter(mydata2.data(), mydata2.size(), mydata.data(),
                            mydata.size(), mydata2.data());
   mydata2.resize(intersize);