How do I declare a scope for strcpy in C++?

Question

I am not sure what header to use for this error.

Answer 1

<cstring>

Answer 2

string str3 = str1 + " " + str2;

Answer 3

That still gives me an error. I have added that under the #include<iostream>.

Answer 4

https://code.sololearn.com/cGSR8toUUtE5/?ref=app

Answer 5

That's interesting. I was taught that strcpy is used for c++ too?

Answer 6

Ah, I understand how to incorporate strcpy into my C++, code. Thanks for the help tho!