import sys
from itertools import permutations
n = int(input())
num = list(permutations([1,2,3,4,5,6,7,8,9], 3))
for _ in range(n):
test, s, b = map(int, input().split())
test = list(str(test))
remove_cnt = 0
for i in range(len(num)):
s_cnt = b_cnt = 0
i -= remove_cnt
for j in range(3):
test[j] = int(test[j])
if test[j] in num[i]:
if j == num[i].index(test[j]):
s_cnt += 1
else:
b_cnt += 1
if s_cnt != s or b_cnt != b:
num.remove(num[i])
remove_cnt += 1
print(len(num))