problema 405

#include <iostream>
using namespace std;
int main()
{
    int n,ok=0,d=2,s=0,a;
    cin>>n;
    while (n!=0){
        cin>>a;
        ok=0;
        d=2;
        while (d*d<=a && ok==0){
            if (a%d==0)
                ok=1;
        d++;
        }
        if (ok==0)
        while (a!=0){
            s=s+(a%10);
            a=a/10;
        }
    n--;
    }
cout<<s;
}