mod=10**9+7
t=input()
d=int(input())
tmp=0
cnt=0
for c in t:
    if c=='?':
        cnt+=1
    else:
        tmp+=int(c)
if d!=0:
    if tmp!=0 and tmp%9==0:
        tmp=9
    coef=0
    for i in range(cnt):
        coef+=pow(10,i,mod)
        coef%=mod
    coef=[1]+[coef]*9
    if tmp==0:
        ans=coef[d]
    elif tmp==d:
        ans=coef[0]+coef[9]
    else:
        ans=coef[(d-tmp)%9]
    print(ans%mod)
if d==0:
    if tmp!=0:
        print(0)
    else:
        print(1)