#include<bits/stdc++.h>
using namespace std;
int rd(char c[]){
  int i, sz=0;
  for(;;){
    i = getchar_unlocked();
    if(i!=' '&&i!='\n'&&i!='\r'&&i!='\t'&&i!=EOF){
      break;
    }
  }
  c[sz++] = i;
  for(;;){
    i = getchar_unlocked();
    if(i==' '||i=='\n'||i=='\r'||i=='\t'||i==EOF){
      break;
    }
    c[sz++] = i;
  }
  c[sz]='\0';
  return sz;
}
void wt_L(int x){
  char f[10];
  int m=0, s=0;
  if(x<0){
    m=1;
    x=-x;
  }
  while(x){
    f[s++]=x%10;
    x/=10;
  }
  if(!s){
    f[s++]=0;
  }
  if(m){
    putchar_unlocked('-');
  }
  while(s--){
    putchar_unlocked(f[s]+'0');
  }
}
int main(){
  char A[12];
  int area=1, hole[10]={1,0,0,0,1,0,1,0,2,1}, i, len, res;
  len = rd(A);
  {
    int Lj4PdHRW;
    for(Lj4PdHRW= 0;Lj4PdHRW< (len-1) + 1;Lj4PdHRW++){
      A[Lj4PdHRW] -= '0';
    }
  }
  {
    int KL2GvlyY;
    for(KL2GvlyY= 0;KL2GvlyY< (len-1) + 1;KL2GvlyY++){
      area += hole[A[KL2GvlyY]];
    }
  }
  res = min(2*len + area, len + 2*area);
  wt_L(res);
  putchar_unlocked('\n');
  return 0;
}
// cLay varsion 20170430-1

// --- original code ---
// {
//   int i, area = 1, len, res;
//   int hole[10] = {1,0,0,0,1,0,1,0,2,1};
//   char A[12];
// 
//   rd(A@len);
//   A[0..len-1] -= '0';
//   area += hole[A[0..len-1]];
// 
//   res = min(2*len + area, len + 2*area);
//   wt(res);
// }