Add(Merge) two vectors



vector<CString> Vect;
vector<CString> Vect2;

(1)Vect+=Vect2;
(2)vector<CString>Vect3=Vect+Vect2;
(3)merge(Vect.begin(),Vect.end(),Vect2.begin(),Vect2.end);

Neight of above works. How can I do any much?

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