Recursion explained easily with factorial example. What happens in the background when a recursive call is made is explained in detail. 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