Why "scanf" is not compiling, in this code. Please solve this and explain what is wrong in this code

Question

https://code.sololearn.com/cZGS5tRBroTi/?ref=app

Answer 1

You code is in C++ language

Answer 2

To read through scanf here in c++, you need atleast one cin statement... Otherwise it won't work properly..

Answer 3

https://code.sololearn.com/cq794rLs38SA/?ref=app

What's wrong in this code

Answer 4

Pankaj
cin>>&n; Its not correct in cpp
Just put
cin>>n; //no need of &