import sys
input = sys.stdin.readline
S = list(input())[: -1]
D = int(input())
mod = 10 ** 9 + 7
dp = [[0] * (10) for _ in range(len(S) + 1)]
dp[0][0] = 1

def digitsum(x):
  if x <= 9: return x
  s = str(x)
  y = 0
  for i in s: y += int(i)
  return digitsum(y)

for i in range(len(S)):
  for j in range(10):
    if S[i] != "?":
      x = digitsum(j + int(S[i]))
      dp[i + 1][x] += dp[i][j]
      dp[i + 1][x] %= mod
    else:
      for k in range(10):
        x = digitsum(j + k)
        dp[i + 1][x] += dp[i][j]
        dp[i + 1][x] %= mod
print(dp[-1][D])