#include <bits/stdc++.h>
#define FOR(i,a,b) for (int i=(a);i<(b);i++)
#define FORR(i,a,b) for (int i=(a);i>=(b);i--)
#define pb push_back

using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef set<int> si;
const int inf = 1e9;
const int mod = 1e9+7;
main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  int n, ans=1, ans2=2, a[10] = {3,2,2,2,3,2,3,2,4,3}, b[10] = {3,1,1,1,3,1,3,1,5,3};
  cin >> n;
  while(true){
    ans += a[n%10];
    ans2+= b[n%10];
    if(n < 10) break;
    n /= 10;
  }
  cout << min(ans, ans2) << endl;
}