using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication1._17
{
    class Program
    {
        static void Main(string[] args)
        {
            int[,] tomb = new int[5 , 10];
            feltoltes(tomb);
            kiiras(tomb);
            feltolt(tomb);
            kiiras(tomb);
            int[,] tomb1 = new int[10, 10];
            feltoltes3(tomb1);
            kiiras3(tomb1);
            Console.ReadKey();
        }
        static void feltoltes(int[,] vektor)
        {
            Random rnd = new Random();
            for (int x = 0; x < 5; x++)
            {
                for (int i = 0; i < 10; i++)
                {
                    vektor[x, i] = rnd.Next(101);
                }
            }
        }
        static void kiiras(int[,] iras)
        {
            for (int x = 0; x < 5; x++)
            {
                for (int i = 0; i < 10; i++)
                {
                    Console.Write("{0,4}", iras[x,i] + " ");
                }
                Console.WriteLine();
            }
            Console.WriteLine();
            Console.WriteLine();
        }

        static void kiiras3(int[,] iras)
        {
            for (int x = 0; x < 10; x++)
            {
                for (int i = 0; i < 10; i++)
                {
                    Console.Write("{0,4}", iras[x, i] + " ");
                }
                Console.WriteLine();
            }
            Console.WriteLine();
            Console.WriteLine();
        }

        static void feltolt(int[,] iras)
        {
            int x = 0;
            for (x = 0; x < 5; x++)
            {
                for (int i = 0; i < 10; i++)
                {
                    if (x == 0 || x == 2 || x == 4)
                    {
                        iras[x, i] = 1;
                    }
                    else
                    {
                        iras[x, i] = 0;
                    }
                }
            }
        }

        static void feltoltes3(int[,] kk)
        {
            Random rnd = new Random();
            for (int i = 0; i < 10; i++)
            {
                for (int j = 0; j < 10; j++)
                {
                    if (i == j)
                    {
                        kk[i,j] = 1;
                    }
                    else if (i < j)
                    {
                        kk[i, j] = 1;
                    }
                    else
                    {
                        kk[i, j] = 0;
                    }
                }
            }
        }
      }
    }