#include <bits/stdc++.h>   using namespace std;   int k[10] = {2, 7, 2, 3, 3, 4, 2, 5, 1, 2};   int main(void) {     int n;     scanf( %d , &n);     int x = n / 10, y = n % 10;     printf( %d n , k[x] * k[y]);   }   