Whats wrong with this code

Question

https://code.sololearn.com/cv3F3KAmCJCl/?ref=app

Answer 1

zeeshan ,

What language you need??

you wrote C++ code but ...chosen C code playground...

In C, this code only works....

https://code.sololearn.com/cD99UU3WPsIK/?ref=app

Answer 2

You are using C compiler, change it to C++ and replace "hello"' with "hello" ;)

Answer 3

bro you use C++ Code playground 🤦🏻 instead of C code playground.