program SortExample

    function main()
        test1 int[] = [1,-1,8,-8,2,-2,7,-7,3,-3,6,-6,9,-9,4,-4,5,-5,0];
        test1.sort(sortFunction);

	for(i int from 1 to test1.getSize())
	    SysLib.writeStdout(test1[i]);
	end
    end

    function sortFunction(a any in, b any in) returns (int)
        return (a as int) - (b as int);
    end
	
end