Code:
#!/bin/python3
import math
import os
import random
import re
import sys
if __name__ == '__main__':
arr = []
for _ in range(6):
tmp = [int(x) for x in str(input()).split(" ")]
arr.append(tmp)
maximum = -9 * 7
for i in range(6):
for j in range(6):
if j + 2 < 6 and i + 2 < 6:
result = arr[i][j] + arr[i][j + 1] + arr[i][j + 2] +
arr[i + 1][j + 1] + arr[i + 2][j] + arr[i + 2][j + 1] + arr[i + 2][j + 2]
if result > maximum:
maximum = result
print(maximum)