#include<bits/stdc++.h>
using namespace std;
using Int = long long;
template<typename T1,typename T2> inline void chmin(T1 &a,T2 b){if(a>b) a=b;}
template<typename T1,typename T2> inline void chmax(T1 &a,T2 b){if(a<b) a=b;}


template<typename T,T MOD = 1000000007>
struct Mint{
  T v;
  Mint():v(0){}
  Mint(signed v):v(v){}
  Mint(long long t){v=t%MOD;if(v<0) v+=MOD;}

  Mint pow(long long k){
    Mint res(1),tmp(v);
    while(k){
      if(k&1) res*=tmp;
      tmp*=tmp;
      k>>=1;
    }
    return res;
  }
  
  Mint inv(){return pow(MOD-2);}
  
  Mint& operator+=(Mint a){v+=a.v;if(v>=MOD)v-=MOD;return *this;}
  Mint& operator-=(Mint a){v+=MOD-a.v;if(v>=MOD)v-=MOD;return *this;}
  Mint& operator*=(Mint a){v=1LL*v*a.v%MOD;return *this;}
  Mint& operator/=(Mint a){return (*this)*=a.inv();}
  
  Mint operator+(Mint a) const{return Mint(v)+=a;};
  Mint operator-(Mint a) const{return Mint(v)-=a;};
  Mint operator*(Mint a) const{return Mint(v)*=a;};
  Mint operator/(Mint a) const{return Mint(v)/=a;};

  Mint operator-(){return v?MOD-v:v;}

  bool operator==(const Mint a)const{return v==a.v;}
  bool operator!=(const Mint a)const{return v!=a.v;}
  bool operator <(const Mint a)const{return v <a.v;}

};
//INSERT ABOVE HERE
using M = Mint<int>;
const int MAX = 1e4 + 100;
M dp[2][2][3][8][MAX];
int used[2][2][3][8][MAX];
M dfs(string &s,int i,int t,int a,int x,int y){
  M &res=dp[t][a][x][y][i];
  if(i==0) return res=(a||(x==0))&&(y!=0);
  if(!t&&used[t][a][x][y][i]) return res;
  used[t][a][x][y][i]=1;
  res=M(0);
  for(int k=0;k<=(t?s[i-1]-'0':9);k++)
    res+=dfs(s,i-1,t&&(k==s[i-1]-'0'),a||(k==3),(x*10+k)%3,(y*10+k)%8);
  return res;
}

signed main(){
  string a,b;
  cin>>a>>b;
  reverse(a.begin(),a.end());
  reverse(b.begin(),b.end());
  M ans;
  memset(used,0,sizeof(used));
  ans+=dfs(b,b.size(),1,0,0,0);
  ans-=dfs(a,a.size(),1,0,0,0);
  
  int flg=0,m3=0,m8=0;
  for(int i=0;i<(int)a.size();i++){
    flg|=a[i]=='3';
    m3=(m3*10+(a[i]-'0'))%3;
    m8=(m8*10+(a[i]-'0'))%8;
  }
  if((flg||!m3)&&m8) ans+=M(1);
  cout<<ans.v<<endl;
  return 0;
}