#include 
      
       using namespace std;int N, K, M;int num[11] = {
    6, 2, 5, 5, 4, 5, 6, 3, 7, 6};int rec(int x) {    int res = 0;    while(x) {        res += num[x % 10];        x /= 10;    }    return res;}int main() {    scanf("%d%d", &N, &K);    M = N / K;    M = M - 4 - rec(N);    int ans = 0;    for(int i = 1; i <= N / 2; i ++) {        int a = rec(i);        int b = rec(N - i);        if(a + b == M)            ans ++;    }    printf("%d\n", ans);    return 0;}