class Main {
    public static void main(String[] args) {
        System.out.println(java.net.URI.create("x/.").getPath());
        System.out.println(java.net.URI.create("x/.").normalize().getPath());
        System.out.println();

        System.out.println(java.net.URI.create("x/y/..").getPath());
        System.out.println(java.net.URI.create("x/y/..").normalize().getPath());
        System.out.println();
    }
}