I can't understand this chapter "The sprintf and sscanf Functions"please help me?

Question

I can't understand this chapter
The sprintf and sscanf Functions if you have any link to explain send me

Answer 1

Nirankar Kothere then search it in YouTube there are many video tutorial about this....
https://youtu.be/e1anYvpIUjY

Answer 2

Sorry friend but I want video explain

Answer 3

Thanks