[백준] 반복문 - 10951_A + B - 4 Java[자바]

[Bronze V]

br.readLine() 이 null이면 멈춘다.

import java.io.*;
import java.util.*;

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));
        StringTokenizer st;
        String input = "";
        
        while((input = br.readLine()) != null)  {
            st = new StringTokenizer(input, " ");
           
            bw.write(Integer.valueOf(st.nextToken()) + Integer.valueOf(st.nextToken()) + "\n");
        }
        bw.flush();
        bw.close();
    }
}