using System;

public class Program

{

    public static void Zero(int [,] matrix)

    {

      for (int i=0; i<matrix.GetLength(0); i++)

      { 

        for (int j=0; j<matrix.GetLength(1); j++)

        {

         matrix [i,j] = 0;

        }

      }

    }

    public static bool Check(int [,] matrix, int chair, int row)

    {

     bool flag = true;

     if (matrix [row, chair] == 0)

     {

      flag = true;

     }

     if(matrix [row, chair] != 0 )

     { 

        flag = false;

     }

      return flag;

    }

    public static void Print(int [,] matrix, int chair, int row)

    {

     if (Check(matrix, chair, row) == true)

     {

       Console.WriteLine("the seat is not taken");

       matrix[row, chair] = 1;

     }

     else

     {

       Console.WriteLine("the seat is taken");

     }

    }

    public static void Sold(int[,] matrix)

    {

      int count = 0;

      for (int i=0; i<matrix.GetLength(0); i++)

      {

        for (int j=0; j<matrix.GetLength(1); j++)

        {

         if (matrix[i,j] == 1)

         {

          count++;

         }

        }

      }

      Console.WriteLine("number of tickets sold: " + count);

    }

    public static void Tickets(int[,] matrix, int row, int num)

    {

     int count=0;

     bool flag = true;

      for (int j=0; j<matrix.GetLength(1); j++)

     {

      if (matrix[row,j]==0)

      {

       count++;

      }

      if (matrix [row, j] == 1)

      {

       flag = false;

      }

     }

     if (count >= num && flag== true)

     {

      for (int j=0; j<matrix.GetLength(1); j++)

      {

       matrix [row, j] =1;

      }

      Console.WriteLine("the seats are not taken");

     }

     if (flag == false || flag==false && num!= count)

     {

      Console.WriteLine("the seats are taken");

     }

     }

    public static void Main()

    {

     int [,] matrix = new int [10, 14];

     Zero(matrix);

     int ticketNumber;

     int row;

     int chair;

     for (int i=1; i<=3; i++)

     {

      Console.WriteLine("enter number of tickets");

      ticketNumber=int.Parse(Console.ReadLine());

      if (ticketNumber==1)

      {

       Console.WriteLine("enter row number");

       row= int.Parse(Console.ReadLine());

       Console.WriteLine("enter chair number");

       chair = int.Parse(Console.ReadLine());

       Print(matrix, row, chair);

      }

      else

      {

       Console.WriteLine("enter row number");

       row = int.Parse(Console.ReadLine());

       Tickets(matrix, row, ticketNumber);

      }

     }

     Sold(matrix);

    }

}