class Program
    {
        static void Main(string[] args)
        {
            string[] numList = Console.ReadLine().Split(' ');
            string[] horizontal = Console.ReadLine().Split(' ');
            ulong result = 0;
            string symble = horizontal[0];
            for (int i = 0; i < int.Parse(numList[0]); i++)
            {
                ulong vertical = ulong.Parse(Console.ReadLine());
                for (int j = 1; j <= int.Parse(numList[1]); j++)
                {
                    ulong ans = 0;
                    if (symble == "+")
                    {
                        ans = vertical + ulong.Parse(horizontal[j]);
                    }
                    else if (symble == "*")
                    {
                        ans = vertical * ulong.Parse(horizontal[j]);
                    }
                    result += ans;
                }
            }
            Console.WriteLine(result % ulong.Parse(numList[2]));
        }
    }