Code:static void Main(string[] args) { int[,] matr = { { 1,2 }, { 3,4 }, { 5,6 }, { 7,8 } }; for (int i = 0; i < matr.GetLength(0); i++) { for (int j = 0; j < matr.GetLength(1); j++) { Console.Write(matr[i, j] + ""); } Console.WriteLine(); } Console.WriteLine("after rotated"); int[,] rotated = new int[2, 4]; rotated = Rotate(matr); for (int m = 0; m < rotated.GetLength(0); m++) { for (int n = 0; n < rotated.GetLength(1); n++) { Console.Write(rotated[m, n] + ""); } Console.WriteLine(); } } public static int[,] Rotate(int[,] ExArray) { int[,] newarray = new int[ExArray.GetLength(1), ExArray.GetLength(0)]; int row = 0; int column = 0; for (int j = ExArray.GetLength(1) - 1; j >= 0; j--) { for (int i = 0; i < ExArray.GetLength(0); i++) { newarray[row, column] = ExArray[i, j]; column++; } row++; column = 0; } return newarray; } } }