Accumulator = function(n)
	adder = {"sum": n}
	adder.plus = function(n)
		self.sum += n
		return self.sum
	end function
	
	adder.getSum = function(n)
		obj = self
		_sum = function(n)
			return obj.plus(n)
		end function
		return @_sum
	end function
	return adder.getSum
end function

acc1 = Accumulator(0)
print acc1(10) // prints 10
print acc1(2)  // prints 12

acc2 = Accumulator(1)
print acc2(100) // prints 101

print acc1(0) // prints 12