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#include <bits/stdc++.h>

using namespace std;

typedef unsigned uint;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ldbl;
typedef pair<int, int> pii;
typedef pair<uint, uint> puu;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pull;
typedef pair<double, double> pdd;
typedef vector<int> vi;
typedef vector<uint> vu;
typedef vector<ll> vll;
typedef vector<ull> vull;
typedef vector<pii> vpii;
typedef vector<puu> vpuu;
typedef vector<pll> vpll;
typedef vector<pull> vpull;
typedef vector<string> vstr;
typedef vector<double> vdbl;
typedef vector<ldbl> vldbl;
#define pb push_back
#define ppb pop_back
#define pfr push_front
#define ppfr pop_front
#define emp emplace
#define empb emplace_back
#define be begin
#define rbe rbegin
#define all(x) (x).be(), (x).end()
#define rall(x) (x).rbe(), (x).rend()
#define fir first
#define sec second
#define mkp make_pair
#define brif(cond) if (cond) break
#define ctif(cond) if (cond) continue
#define retif(cond) if (cond) return
void canhazfast() {ios_base::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);}
template<typename T> T gcd(T a, T b) {return b ? gcd(b, a%b) : a;}
template<typename T> T extgcd(T a, T b, T &x, T &y)
{
    T x0 = 1, y0 = 0, x1 = 0, y1 = 1;
    while (b) {
        T q = a/b; a %= b; swap(a, b);
        x0 -= q*x1; swap(x0, x1);
        y0 -= q*y1; swap(y0, y1);
    }
    x = x0; y = y0; return a;
}
int ctz(uint x) {return __builtin_ctz(x);}
int ctzll(ull x) {return __builtin_ctzll(x);}
int clz(uint x) {return __builtin_clz(x);}
int clzll(ull x) {return __builtin_clzll(x);}
int popcnt(uint x) {return __builtin_popcount(x);}
int popcntll(ull x) {return __builtin_popcountll(x);}
int bsr(uint x) {return 31^clz(x);}
int bsrll(ull x) {return 63^clzll(x);}

#define N 20
#define MSK (1<<9)
#define MOD 2520

int dx[N];
int msk_lcm[MSK];
ll lt[N][MSK][MOD];
ll eq[N][MSK][MOD];

ll f(ll x)
{
    int n = 0;
    ll res = 0;

    while (x) {
        dx[n++] = x%10;
        x /= 10;
    }
    reverse(dx, dx+n);

    lt[0][0][0] = eq[0][0][0] = 0;
    for (int d = 1; d < 10; ++d) {
        int msk = 1<<(d-1);
        lt[0][msk][d] = d < dx[0];
        eq[0][msk][d] = d == dx[0];
    }

    for (int i = 1; i < n; ++i) {
        /// init
        for (int msk = 0; msk < MSK; ++msk) {
            fill_n(lt[i][msk], MOD, 0LL);
            fill_n(eq[i][msk], MOD, 0LL);
        }
        for (int d = 1; d < 10; ++d) lt[i][1<<(d-1)][d] = 1;

        /// step
        for (int src_msk = 0; src_msk < MSK; ++src_msk) {
            for (int src_mod = 0; src_mod < MOD; ++src_mod) {
                ll src_lt = lt[i-1][src_msk][src_mod];
                ll src_eq = eq[i-1][src_msk][src_mod];
                for (int d = 1; d < 10; ++d) {
                    int dst_msk = src_msk | (1<<(d-1));
                    int dst_mod = (10*src_mod+d)%MOD;
                    lt[i][dst_msk][dst_mod] += src_lt;
                    if (d < dx[i]) lt[i][dst_msk][dst_mod] += src_eq;
                    if (d == dx[i]) eq[i][dst_msk][dst_mod] += src_eq;
                }
            }
        }
    }

    for (int msk = 0; msk < MSK; ++msk) {
        for (int mod = 0; mod < MOD; mod += msk_lcm[msk]) res += lt[n-1][msk][mod];
    }
    return res;
}

int main()
{
    canhazfast();

    ll l, r;

    msk_lcm[0] = 1;
    for (int i = 1; i < MSK; ++i) {
        int bit = i&-i;
        int d = ctz(bit)+1;
        int j = i-bit;
        msk_lcm[i] = msk_lcm[j]*d/gcd(msk_lcm[j], d);
    }

    cin >> l >> r;
    cout << f(r+1)-f(l) << '\n';

    return 0;
}