백준 2742번 : 기찍 N (Java 11)

 문제 

https://www.acmicpc.net/problem/2742

2742번: 기찍 N

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 풀이 - Java 11 

import java.io.*;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        int N = Integer.parseInt(br.readLine());

        for (int i = N; i > 0; i--) {
            bw.write(i+"\n");
        }
        br.close();
        bw.flush();
        bw.close();
    }
}

 

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 알아야하는 개념