using System;

​

public class Program

{

    static void input2DArr(out int[,] arr)

    {

        Console.Write("Nhap n cua mang n x m: ");

        int n = Int32.Parse(Console.ReadLine());

        Console.Write("Nhap m cua mang n x m: ");

        int m = Int32.Parse(Console.ReadLine());

        arr = new int[n,m];

        for (int i = 0; i < n; i++)

        {

            for (int j = 0; j < m; j++)

            {

                Console.Write("Nhap phan tu [{0},{1}] cua mang: ", i, j);

                arr[i,j] = Int32.Parse(Console.ReadLine());

            }

        }

    }

    static bool isPrime(int num)

    {

        if (num < 2) return false;

        else

        {

            for (int i = 2; i*i <= num; i++)

            {

                if (num % i == 0)

                    return false;

            }

            return true;

        }

    }

    static int counPrime(int[,] arr)

    {

        int res = 0;

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

        {

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

            {

                if (isPrime(arr[i,j]))

                   res++;

            }

        }

        return res;

    }

    static void output2DArr(int[,] arr)

    {

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

        {

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

            {

                Console.Write(arr[i,j] + " ");

            }

            Console.WriteLine();

        }

    }

    static void output1DArr(int[] arr)

    {

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

        {

            Console.Write(arr[i] + " ");

        }

    }

    static int[] SumRow2DArr(int[,] arr)

    {

        int[] res = new int[arr.GetLength(0)];

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

        {

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

            {

                res[i] += arr[i,j];

            }

            Console.WriteLine();

        }

        return res;

    }

    public static void Main()

    {

        int[,] arr;

        input2DArr(out arr);

        int[] SumRow2Darr = SumRow2DArr(arr);

        output1DArr(SumRow2Darr);

    }

}