cant get any output?

Question

https://code.sololearn.com/cjz3SWq8G8aN/#c

Answer 1

In your scanf you've to replace mon_val with &mon_val. the &-sign is a pointer to that variable otherwise it won't assign the value to the variable.

Answer 2

can anyone tell me the right code it is not solving?!!!

Answer 3

Try this
https://code.sololearn.com/c327x9GQ3OAy/?ref=app