#include<stdio.h>
int keta(int N){
    int i=0;
    while(N>0){
            N=N/10;
            i++;
    }
    return i;
}
int main(){
    int dt,dv,sum=0,data[5],i;
    
    for(i=0;i<5;i++) scanf("%d",&data[i]);
    
    for(i=0;i<5;i++){
        dt=data[i]%3;
        dv=data[i]%5;
        if(dt == 0 && dv == 0) sum += 8;
        if(dt == 0 && dv != 0) sum += 4;
        if(dt != 0 && dv == 0) sum += 4;
        if(dt != 0 && dv != 0) sum += keta(data[i]);
    }
    printf("%d",sum);
    
}