public static class RollerCoaster
{
    private static int CountDirhamsEarnedInOneOperation(int numAvailablePlaces, LinkedList<int> numPeopleInEachGroup)
    {
        //Each passenger pays one dirham to take the ride once.
        int dirhamsEarned = 0;
        int numGroupsInQueue = numPeopleInEachGroup.Count();

        while (numPeopleInEachGroup.First() <= numAvailablePlaces && numGroupsInQueue > 0)
        {
            dirhamsEarned += numPeopleInEachGroup.First();
            numAvailablePlaces -= numPeopleInEachGroup.First();
            numPeopleInEachGroup.AddLast(numPeopleInEachGroup.First());
            numPeopleInEachGroup.RemoveFirst();
            numGroupsInQueue--;
        }

        return dirhamsEarned;
    }

    public static long CalculateDirhamsEarned(int numAvailablePlaces, int numOperationsPerDay, LinkedList<int> numPeopleInEachGroup)
    {
        long dirhamsEarned = 0;

        while (numOperationsPerDay > 0)
        {
            dirhamsEarned += (long)CountDirhamsEarnedInOneOperation(numAvailablePlaces, numPeopleInEachGroup);
            numOperationsPerDay--;
        }

        return dirhamsEarned;
    }
}

class Program
{
    static void Main(string[] args)
    {
        Console.WriteLine("Please enter:nThe number of places available;nThe number of times the attraction can function per day;nThe number of groups in the queue.");
        string[] inputs = Console.ReadLine().Split(' ');

        int numAvailablePlaces = int.Parse(inputs[0]);
        int numOperationsPerDay = int.Parse(inputs[1]);
        int numGroupsInQueue = int.Parse(inputs[2]);
        LinkedList<int> numPeopleInEachGroup = new LinkedList<int>();

        Console.WriteLine("Please enter, line by line, the number of people in each group: ");
        for (int i = 0; i < numGroupsInQueue; i++)
        {
            int numPeopleInGroup = int.Parse(Console.ReadLine());
            numPeopleInEachGroup.AddLast(numPeopleInGroup);
        }

        long dirhamsEarned = RollerCoaster.CalculateDirhamsEarned(numAvailablePlaces, numOperationsPerDay, numPeopleInEachGroup);
        Console.WriteLine(dirhamsEarned.ToString());
    }
}

string input = "invalid int";
int numAvailablePlaces = 0;

while (!int.TryParse(input, out numAvailablePlaces))
{
    Console.WriteLine("Please enter a valid integer for the number of places available.");
    input = Console.ReadLine();
}

private static int CountDirhamsEarnedInOneOperation(int numAvailablePlaces, LinkedList<int> numPeopleInEachGroup)
{
    //Each passenger pays one dirham to take the ride once.
    int dirhamsEarned = 0;
    int numGroupsInQueue = numPeopleInEachGroup.Count();

while (numPeopleInEachGroup.First() <= numAvailablePlaces && numGroupsInQueue > 0)
    {
        dirhamsEarned += numPeopleInEachGroup.First();
        numAvailablePlaces -= numPeopleInEachGroup.First();
        numPeopleInEachGroup.AddLast(numPeopleInEachGroup.First());
        numPeopleInEachGroup.RemoveFirst();
        numGroupsInQueue--;
    }

    return dirhamsEarned;
}