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let
var = do
$FP +
end,
putendl =
(10 putchar),
test =
fn(x: %int, y: %int) -> %(%int, %int) do
x@ y@ *
x@ y@ +
end,
protofib =
fn(a: %int, b: %int) -> %(%int, %int) do
b@ putnum putendl
b@ a@ b@ +
end,
fact =
fn(n: %int) -> %int do
get %int
let acc = (1 var) in
1 acc=
while (n@) do
n@ acc@ * acc=
n dec
end
acc@
end
dump %int
end,
fib = fn(n: %int) -> %void do
get %(%int, %int)
let a = (1 var),
b = (2 var)
in
0 a=
1 b=
while (n@) do
a@ b@ protofib b= a=
n dec
end
end
dump %(%int, %int)
end
in
20 fib putendl
5 fact putnum putendl
end