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// Karol Kosinski 2019
#include <cstdio>
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
using namespace std;

typedef unsigned long long LL;
int H[100];

LL f(LL x)
{
    if (x == 0) return 1;
    LL r = (x % 10 + 1) * f(x / 10);
    if (H[x % 100] == 0) return r;
    return r + H[x % 100] * f(x / 100);
}

int main()
{
    LL n;
    FOR(i,10,19) H[i] = 19 - i;
    scanf("%lld", &n);
    printf("%lld\n", f(n));
    return 0;
}