Functions in C – Tamil ( தமிழ் ) | C Programming in tamil | Logic First Tamil

What are functions? All terminologies explained with example. How functions are executed in the background?

C programming playlist
https://www.youtube.com/watch?v=xKGg8UfR0mM&list=PLYM2_EX_xVvU7N5Lcp1SjKnGN5e6riUoj

English channel link,
https://www.youtube.com/channel/UCFhHB5_2UkzB4V5iL1oaI-Q/featured