#include <bits/stdc++.h>   using namespace std;   int d[] = {6, 2, 5, 5, 4, 5, 6, 3, 7, 6};   int a, b, res;   int main() {     scanf( %d%d , &a, &b);     for (int i = a; i <= b; i++) {       int t = i;       while (t) {         res += d[t % 10];         t /= 10;       }     }     printf( %d n , res);     return 0;   }   