package teszt;

import java.util.HashSet;
import java.util.Set;

public class A {


	public static void main(String[] args) {
		Set hashSet = new HashSet();

		for(short i = 1; i <= 100; ++i) {
			hashSet.add(i);
			hashSet.remove((short)(i-1));
		}

		System.out.println("HashSet size: " + hashSet.size());
	}
}