[JAVA] 백준 #2741 - N 찍기 (Scanner,BufferedReader,BufferedWriter)

 

Scanner

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();

        for(int i=1;i<=n;i++)
            System.out.println(i);
    }
}

 

BufferedReader,BufferedWriter

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=1;i<=n;i++)
            bw.write(i+"\n");

        bw.flush();
    }
}