In R: foo 1) foo(x-1) } moo 1) moo(x-1) print(x) } foo(3) moo(3) explain why function ``moo()`` prints 1 through 3 while function ``foo()`` prints

In R:

foo <- function(x){ print(x) if(x>1) foo(x-1) }

moo <- function(x){ if(x>1) moo(x-1) print(x) }

foo(3) moo(3)

explain why function ``moo()`` prints 1 through 3 while function ``foo()`` prints from 3 through 1.