How people can put number to my code?

Question

https://code.sololearn.com/c9LjO9j5tuty/?ref=app

Answer 1

If you want to use C, choose C when you create it in the playground, not C++. Using scanf in C++ doesn't work for some reason in here. Or, you can change your scanf function to cin in C++. Also don't forget to write the return value of your main function.

Answer 2

Rani Puspitasari
Write it down like this
x = 1.0/2*alas*tinggi
Also put int before main

Answer 3

Okay, i do. I change it to C, but its still not work. I can put a number but the result not show

Answer 4

Agent_I i got it. Thanks,