백준 10811번 자바 - 바구니 뒤집기

 

import java.util.Scanner;

public class Main {
    public static void main(String args[]) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();
        int[] arr = new int[N];
        int M = scanner.nextInt();

        for (int i = 0; i < N; i++) {
            arr[i] = i+1;
        }

        for (int i = 0; i < M; i++) {
            int left = scanner.nextInt() - 1;
            int right = scanner.nextInt() - 1;

            while (left < right) {
                int temp = arr[left];
                arr[left++] = arr[right];
                arr[right--] = temp;
            }

        }
        for (int result : arr) {
            System.out.printf(result + " ");
        }

    }
}