RosettaCodeData/Task/Y-combinator/Yabasic/y-combinator.basic

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sub fac(self$, n)
if n > 1 then
return n * execute(self$, self$, n - 1)
else
return 1
end if
end sub
sub fib(self$, n)
if n > 1 then
return execute(self$, self$, n - 1) + execute(self$, self$, n - 2)
else
return n
end if
end sub
sub test(name$)
local i
print name$, ": ";
for i = 1 to 10
print execute(name$, name$, i);
next
print
end sub
test("fac")
test("fib")