Array_2D.java

import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.function.*;
import java.util.regex.*;
import java.util.stream.*;
import static java.util.stream.Collectors.joining;
import static java.util.stream.Collectors.toList;



public class Array_2D {
    public static void main(String[] args) throws IOException {
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));

        List<List<Integer>> arr = new ArrayList<>();

        IntStream.range(0, 6).forEach(i -> {
            try {
                arr.add(
                    Stream.of(bufferedReader.readLine().replaceAll("\\s+$", "").split(" "))
                        .map(Integer::parseInt)
                        .collect(toList())
                );
            } catch (IOException ex) {
                throw new RuntimeException(ex);
            }
        });

        bufferedReader.close();
        solution(arr);
    }

    private static void solution(List<List<Integer>> arr){
        int sum = -64, act = 0;
        for(int i = 0; i < 4; i++) {
            for(int j = 0; j < 4; j++) {
                act = arr.get(i).get(j) + arr.get(i).get(j+1) + arr.get(i).get(j+2) + arr.get(i+1).get(j+1) + arr.get(i+2).get(j) + arr.get(i+2).get(j+1) + arr.get(i+2).get(j+2);
                if(act > sum) {
                    sum = act;
                }
            }
        }
        System.out.println(sum);
    }
}