package functions.two;
class NotDivn implements Predicate {
	final private int n;
	NotDivn(int n) {
		this.n = n;
	}
	public boolean evaluate(int m) {
		return (m%n) != 0;
	}
}

class WhatAPain implements Stream{
	private Stream it;

	public WhatAPain(Stream it) {
		this.it = it;
	}

	public int next() {
		final int n = it.next();
		final Predicate d = new NotDivn(n);
		Stream newit = new FilteredStream(it, d);
		it = newit;
		return (n);
	}
}

class Main2 {
	public static void main(String[] args) {
		IntStream I = new IntStream();
		System.out.println(I.next());   // prints out 0 on the screen
		System.out.println(I.next());   // prints out 1 on the screen

		WhatAPain w = new WhatAPain(I);
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
		System.out.println(w.next());
	}
}