If and display

Question

I tried to use a "enter mark here" with this code but it doesn't work. How do i code it so it asks the user to insert the mark and it displays if it failed or passed ?
Thanks !

https://code.sololearn.com/c6tZ68gdEj5j/?ref=app

Answer 1

Call for Cin (Input)!
https://code.sololearn.com/clISROVMWhn1/?ref=app

Answer 2

Thanks !!