sjeozq @ 2023-09-30 16:34:45
a = int(input())
b = [0] * a
c = [''] * a
e = ''
g = 1
for i in range(0, a):
k = input().split(' ')
b[i] = int(k[0])
if b[i] == 0:
b[i] = 1
c[i] = str(k[1])
for i in range(0, a):
count = 0
while b[i] > 0:
g = g * b[i]
b[i] -= 1
e = str(g)
for j in range(0, len(e)):
if c[i] == e[j]:
count += 1
print(count)
g = 1
e = ''
by szlh_XJS @ 2024-02-17 15:57:55
t=int(input())
for i in range(1,t+1):
s=1
v = input()
a, b = map(int, v.split()) # 将字符串分割成两个整数
for j in range(2,a+1):
s*=j
nn=str(s)
s=0
for i in nn:
if int(i)== b:
s+=1
print(s)