#include<stdio.h>
#include<string.h>
main(){
    char S[11];
    int num[] = {3,2,2,2,3,2,3,2,4,3};
    scanf("%s",S);
    int count = 0;
    for(int i = 0;i < strlen(S);i++){
        count += num[S[i]-'0'];
    }
    printf("%d\n",count+1);
}