❔ Possibilities in simplifying these loops?

string[] sudokuStrings = filecontent.Split("\r\n");

            //First sudoku (top left) min x = 0, min y = 0, max x = 8, max y = 8
            for (int y = 0; y < 9; y++)
            {
                for (int x = 0; x < 9; x++)
                {
                    int index = y * 9 + x;
                    int value = int.Parse(sudokuStrings[0][index].ToString());
                    //Console.WriteLine($"Cell ({x}, {y}): {value}");
                }
            }

            //Second sudoku (top right) min x = 18, min y = 0, max x = 26, max y = 8
            for (int y = 0; y < 9; y++)
            {
                for (int x = 0; x < 9; x++)
                {
                    int index = y * 9 + x;
                    int value = int.Parse(sudokuStrings[1][index].ToString());
                   // Console.WriteLine($"Cell ({18+x}, {18+y}): {value}");
                }
            }

            //Third sudoku (center) min x = 9, min y = 9, max x = 17, max y = 17
            for (int y = 0; y < 9; y++)
            {
                for (int x = 0; x < 9; x++)
                {
                    int index = y * 9 + x;
                    int value = int.Parse(sudokuStrings[2][index].ToString());
                    //Console.WriteLine($"Cell ({9 + x}, {9 + y}): {value}");
                }
            }

            //Fourth sudoku (bottom left) min x = 0, min y = 18, max x = 8, max y = 26
            for (int y = 0; y < 9; y++)
            {
                for (int x = 0; x < 9; x++)
                {
                    int index = y * 9 + x;
                    int value = int.Parse(sudokuStrings[3][index].ToString());
                    //Console.WriteLine($"Cell ({x}, {18 + y}): {value}");
                }
            }