#include <cstdio>
#include <vector>
#include <functional>
#include <cstdint>
#include <string>
#include <utility>

using namespace std;

struct DigitDP {
    using Func=function<size_t (size_t, size_t)>;
    vector<Func> funcs;
    vector<size_t> ubs;
    size_t size, n;
    int64_t mod;
    vector<int64_t> dp;
    DigitDP(int64_t mod): size(2), mod(mod) {}
    void add_func(size_t ub, const Func &&func) {
        size *= ub;
        ubs.push_back(ub);
        funcs.push_back(func);
    }
    void store(const string &number) {
        n = number.length();
        dp.assign(size*(n+1), 0); dp[0]=1;
        vector<size_t> indices(funcs.size());

        for (size_t pos=0; pos<n; ++pos)
            for (size_t less=0; less<2; ++less)
                dfs(number, pos, less, dp, indices);
    }
    template <class... Index>
    pair<int64_t, int64_t> get(Index... k) {
        size_t li=(n<<1), ei=(n<<1|1);
        li = get_index(0, li, k...);
        ei = get_index(0, ei, k...);
        pair<int64_t, int64_t> res(dp[ei], dp[li]);
        (res.second += res.first) %= mod;
        return res;
    }
    template <class First, class... Rest>
    size_t get_index(size_t i, size_t index, First first, Rest... rest) {
        return get_index(i+1, index*ubs[i]+first, rest...);
    }
    size_t get_index(size_t i, size_t index) {
        return index;
    }
    void dfs(
        const string &number, size_t pos, size_t less, vector<int64_t> &dp,
        vector<size_t> &indices, size_t index=0
    ) {
        if (index == funcs.size()) {
            // update dp table
            size_t ub=less? 9:(number[pos]-'0');
            for (size_t d=0; d<=ub; ++d) {
                size_t next=pos+1, prev=pos;
                (next <<= 1) |= (less || d < ub);
                (prev <<= 1) |= less;

                for (size_t i=0; i<indices.size(); ++i) {
                    (next *= ubs[i]) += funcs[i](indices[i], d);
                    (prev *= ubs[i]) += indices[i];
                }

                (dp[next] += dp[prev]) %= mod;
            }
            return;
        }

        for (indices[index]=0; indices[index]<ubs[index]; ++indices[index])
            dfs(number, pos, less, dp, indices, index+1);
    }
};

pair<int64_t, int64_t> count(const string &number) {
    DigitDP d(1e9+7);

    d.add_func(2, [](size_t k, size_t d)->size_t {
        return k || d == 3;
    });
    d.add_func(3, [](size_t l, size_t d)->size_t {
        return (l + d) % 3;
    });
    d.add_func(8, [](size_t m, size_t d)->size_t {
        return (m * 10 + d) % 8;
    });

    d.store(number);

    pair<int64_t, int64_t> res;
    for (size_t k=0; k<2; ++k)
        for (size_t l=0; l<3; ++l)
            for (size_t m=0; m<8; ++m)
                if ((k || l == 0) && m != 0) {
                    pair<int64_t, int64_t> tmp=d.get(k, l, m);
                    res.first += tmp.first;
                    res.second += tmp.second;
                }

    return res;
}

int main() {
    string A, B; {
        char tmp[16384];
        scanf("%s", tmp);
        A = tmp;
        scanf("%s", tmp);
        B = tmp;
    }

    printf("%lld\n", count(B).second-count(A).first);
    return 0;
}