A Java Simple And Fast IO Template

CPTemplate

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

class Template {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int T = Integer.parseInt(br.readLine().trim());
        while (T-- > 0) {
            int N = Integer.parseInt(br.readLine().trim());
            int a[] = new int[N];
            String[] s = br.readLine().trim().split(" ");
            for (int i = 0; i < N; i++){
                a[i] = Integer.parseInt(s[i]);
            }
        }
        br.close();
    }
}