#include <bits/stdc++.h>
using namespace std;

//--------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);i++)
#define RFOR(i,a,b) for(int i=(b)-1;i>=(a);i--)
#define REP(i,n) FOR(i,0,n)
#define RREP(i,n) RFOR(i,0,n)
#define LL long long
#define INF INT_MAX/3

//--------------------------------------------
const double EPS = 1e-14;
const double PI  = acos(-1.0);

//--------------------------------------------

int a[10] = {3,2,2,2,3,2,3,2,4,3};
int b[10] = {0};

int main(){
  int n;
  int i = 0;
  int sum = 0;

  scanf("%d",&n);
  if (n == 0) sum = 3;

  while (n) {
    b[i] = n % 10;
    n = n / 10;
    i++;
  }

  REP (j, i) sum += a[b[j]];

  printf("%d\n",sum + 1);
}