blob: 9391637ac0b4e5faaa9236aedb9d947a9c77d346 (
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fun sum (fs ::: {Unit}) (x : $(mapUT int fs)) =
foldUR [int] [fn _ => int]
(fn (nm :: Name) (rest :: {Unit}) [[nm] ~ rest] n acc => n + acc)
0 [fs] x
fun main () = return <xml><body>
{[sum {}]}<br/>
{[sum {A = 0, B = 1}]}<br/>
{[sum {C = 2, D = 3, E = 4}]}
</body></xml>
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