This code works properly but there is a bug! Why?

Question

This C language code calculates the size and length of a character array... this code works properly but there is a bug! Why?
https://code.sololearn.com/cC2GsfxEh6Zf/?ref=app

Answer 1

sizeof() function return value of type "long unsigned int". But you are using %d so you may lose data if return value is out of int range.. That's what compiler telling..

Use %ld instead of %d. It works fine.

printf("Size of C in bytes = %ld\n", sizeof(C));

hope it helps...

Answer 2

Jayakrishna🇮🇳 Thank u ⚘⚘⚘

Answer 3

You're welcome...