#898 SumFactCif

int sumfactcif(int n)
{
    if(n == 0)
        return 1;
    int s = 0;
    while(n)
    {
        int a = n % 10, p = 1;
        for(int i = 1 ; i <= a ; i++)
            p *= i;
        s += p;
        n /= 10;
    }
    return s;
}