Which kind of error will occur when, we use C-language command on C++?

Question

Like printf() in place of cout<<;
scanf() in place of cin<<.

Answer 1

You can use the C standard functions in C++ so long as you include the right headers. Otherwise you'll get a compilation error

Answer 2

Here is an example of C code inside C++

https://code.sololearn.com/c8BaPFZ1bjhx/?ref=app

Answer 3

C standard functions yes, but you can run into errors when trying to write C in C++ because of some incompatibilities.
An obvious one is that C++ has more reserved keywords.

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