[BaekJoon] 백준 15552번 빠른 A+B - Java

🎈문제

https://www.acmicpc.net/problem/15552

 

💬설명

• BufferedReader 와 BufferedWriter를 사용하자
• 속도 향상 부분에 있어 사용되므로 기억하도록 하자

 

⌨️ CODE

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.StringTokenizer;

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());
        
		StringTokenizer st;
 
		for (int i = 0; i < N; i++) {
			st = new StringTokenizer(br.readLine()," ");
			bw.write((Integer.parseInt(st.nextToken()) + Integer.parseInt(st.nextToken()))+ "\n");
		}
		br.close();
        
		bw.flush();
		bw.close();
	}
}