Java - 백준 코딩테스트 15552번 [for문 - 빠른 A + B]

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 FastAplusB {
 
    public static void main(String[] args) throws IOException {
        //20210615 - 15552번
        //////////////////////////////다시 풀기////////////////////////////////////
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
 
        int times = Integer.parseInt(br.readLine()); //반복횟수 입력받기
 
        for (int i = 0; i < times; i++) {
            StringTokenizer st = new StringTokenizer(br.readLine(), " ");
            int num1 = Integer.parseInt(st.nextToken());
            int num2 = Integer.parseInt(st.nextToken());
            int sum = num1 + num2;
 
            bw.write(String.valueOf(sum));
            bw.newLine();
        }
        bw.flush();
        br.close();
        bw.close();
    }
}