ref: c19d6c213ddc2cffce3d5345bdf18dfb8be5bb55
dir: /test/mp.lsp/
(def x 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999) (apply * (map-int (λ (_) x) 1000))