using static System.Console;

public class Program {

    public static void Main() {

        int[,] array = new int[10,10];

        for (int l = 0; l < 10; l++) {

            for (int c = 0; c < 10; c++) {

               array[l, c] = c;

            }

        }

        for (int l = 0; l < 10; l++) {

            for (int c = 0; c < 10; c++) {

                Write($"{array[l, c]} ");

            }

            WriteLine();

        }

        WriteLine();

        for (int l = 0; l < 10; l++) {

            for (int c = l; c < 10; c++) {

                int temp = array[l, c];

                array[l, c] = array[c, l];

                array[c, l] = temp;

            }

        }

        for (int l = 0; l < 10; l++) {

            for (int c = 0; c < 10; c++) {

                Write($"{array[l, c]} ");

            }

            WriteLine();

        }

    }

}