20230204

# c = input()
# while c != 'q':
#     print(c)
#     c = input()
# print(c)

# n = int(input())
# i = 0
# while n > 0:
#     i = i + 1
#     n = n - i
# print(i)

# n, m = map(int, input().split())
# for i in range(1, n+1):
#     for j in range(1, m+1):
#         print(i, j)

# n = input()
# n = int(n, 16)
# for i in range(1, 16):
#     print('%X' % n, '*%X' % i, '=%X' % (n*i), sep='')

# n = int(input())
# for i in range(1, n+1):
#     if i % 10 == 3:
#         print('X', end=' ')
#     elif i % 10 == 6:
#         print('X', end=' ')
#     elif i % 10 == 9:
#         print('X', end=' ')
#     else:
#         print(i, end=' ')

# r, g, b = map(int, input().split())
# for i in range(r):
#     for j in range(g):
#         for k in range(b):
#             print(i, j, k)
# print(r * g * b)

# h, b, c, s = map(int, input().split())
# print(round(h*b*c*s/8388608, 1), 'MB')

# a, d, n = map(int, input().split())
# print(a + d * (n - 1))

# a, m, d, n = map(int, input().split())
# for i in range(1, n):
#     a = a * m + d
# print(a)

# list = []
# > Input, output, change
# tuple = ()
# > X
# dictionary = {}
# # {key:value}: ex) apple: 사과는 맛잇어
#
# data = [0] * 5
# print(data)
#
# data.append(100)
# print(data)
#
# data.insert(2, 500)
# print(data)
#
# data.sort(reverse=True)
# print(data)
#
# data.append([10, 20, 30])
# print(data)
# '''
# 500: [0]
# 10 [7][0]
#
# '''
# data.append('Hello')
# print(data)
#
# array = []
# v = [1,2,3,4,5]
# array.append(v)
# array.append(v)
# array.append(v)
# array.append(v)
#
# v[2] = 100
# print(array)
#
# ##############################
#
# def sumv(a, b):
#     return a, b, a+b
#
# x, y, s = sumv(10, 20)
# print(x, y, s)


#
# n = 5
#
# arr = []
# for i in range(n):
#     v = [0] * n
#     arr.append(v)
#
# print(arr)
#

# n = int(input())
# a = input().split()
# for i in range(n):
#     a[i] = int(a[i])
# d = []
# for i in range(24):
#     d.append(0)
# for i in range(n):
#     d[a[i]] += 1
# for i in range(1, 24):
#     print(d[i], end=' ')

# n = int(input())
# a = input().split()
# a.reverse()
# for i in range(n):
#     print(a[i], end=' ')

# n = int(input())
# a = input().split()
# for i in range(n):
#     a[i] = int(a[i])
# print(min(a))

# d = []
# for i in range(20):
#     d.append([])
#     for j in range(20):
#         d[i].append(0)
#
# n = int(input())
# for i in range(n):
#     x, y = input().split()
#     d[int(x)][int(y)] = 1
#
# for i in range(1, 20):
#     for j in range(1, 20):
#         print(d[i][j], end='')
#     print()
#

arr = []
for i in range(20):
    v = []
    arr.append([])
    for j in range(20):
        arr[i].append(input().split())