modelverse/interface/HUTN/test/run-time-error/adder.al

include "integer.al"
include "io.al"
include "cast.al"
Integer function cast_e2i(a: Element):
	return cast_s2i(cast_e2s(a))
while True:
	Element x
	x = input()
	Integer y
	y = cast_e2i(x)
	output(y+y)