[백준/Java] 15552번 :: 빠른 A + B

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


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=0; i<n; i++)
		{
			String str = br.readLine();
			StringTokenizer st = new StringTokenizer(str, " ");
		
			int a = Integer.parseInt(st.nextToken());
			int b = Integer.parseInt(st.nextToken());	
			
			bw.write(a+b + "\n");
		}
		bw.flush();
	}
}