T=input()
D=input(int())
def f(t,n,v):
	for i in range(10):
		j=i+v
		if j>9:
			j-=9
		n[j]+=t[i]
		n[j]%=1000000007
t=[0]*10
t[0]=1
for c in T:
	n=[0]*10
	if c!='?':
		f(t,n,int(c))
	else:
		for i in range(10):
			f(t,n,i)
	t=n
print(t[D])