mod = 10**9 + 7
s=input()
d=int(input())
digit_sum=0
blind_count=0
for i in range(len(s)):
  if s[i]=="?":
    blind_count+=1
  else:
    digit_sum+=int(s[i])
    while digit_sum>9:
      digit_sum-=9
n=blind_count
r=[n]
l=[n+1]
d=[d]


def calc(l, r, di, dj):
  if dj == 0:
    if di == 0:
      return 1
    else:
      return 0
  else:
    ans_r = pow(10, r, mod) * pow(9, mod - 2, mod)
    ans_l = pow(10, l, mod) * pow(9, mod - 2, mod)
    ans=(ans_r + (mod - ans_l)) % mod
    if di == dj:
      ans += 1
      ans %= mod
    return ans
ans = calc(l[0], r[0], digit_sum, d[0])
print(ans)