[백준] 카드2

import java.util.LinkedList; import java.util.Queue; import java.util.Scanner; public class B2164 { public void cardTower(int N) { Queue<Integer> cardDeck = new LinkedList<>(); for (int i = 1; i <= N; i++) { cardDeck.add(i); } while(cardDeck.size() > 1) { cardDeck.remove(); cardDeck.add(cardDeck.poll()); } System.out.println(cardDeck.peek()); } public static void main(String[] args) { Scanner sc = new Scanner(System.in); int input = sc.nextInt(); B2164 b2164 = new B2164(); b2164.cardTower(input); } }