hourglass.java

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class hourglass {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int arr[][] = new int[6][6];
        for(int arr_i=0; arr_i < 6; arr_i++){
            for(int arr_j=0; arr_j < 6; arr_j++){
                arr[arr_i][arr_j] = in.nextInt();
            }
        }
        int sum, maxSum = Integer.MIN_VALUE;
        for(int i=0; i <= 3; i++) {
            for(int j=0; j <= 3; j++) {
                sum = arr[i][j] + arr[i][j+1] + arr[i][j+2];
                sum += arr[i+1][j+1];
                sum += arr[i+2][j] + arr[i+2][j+1] + arr[i+2][j+2];
                if(sum > maxSum) {
                    maxSum = sum;
                }
            }
        }
        System.out.println(maxSum);
    }
}