2D_array.py

"""
Hackerrank 2D Array solution.

Improvement: instead of start, find center
x x x
  x
x x x
"""


import sys

def get_hour_glass_total(arr, x,y):
    
    total = arr[y][x] + arr[y][x+1] + arr[y][x+2] + arr[y+1][x+1] + arr[y+2][x] + arr[y+2][x+1] + arr[y+2][x+2]

    return total

arr = []

for arr_i in xrange(6):
    arr_temp = map(int,raw_input().strip().split(' '))
    arr.append(arr_temp)
    
total_list = []
    
for x in range(4):
    for y in range(4):
        total_list.append(get_hour_glass_total(arr, x, y))
    
print max(total_list)