Java - ayudaaaaaaaaaaaaaaaaa

public static void main(String[] args) {

		System.out.println("Ejemplo matriz de 3x3");

		System.out.println();

		int[][] matrix = {{1,2,3},{4,5,6},{7,8,9}};

		for(int row = 0; row < 3; row++){

            for(int col = 0; col < 3; col++)

                System.out.print(matrix[row][col] + " ");

            System.out.println();

		}

		System.out.println();

		System.out.println("Ingresar numero");

		Scanner sc = new Scanner(System.in);

		int x = sc.nextInt();

		sc.close();

		for(int row = 0; row < 3; row++){

            for(int col = 0; col < 3; col++) {

                if(matrix[row][col] == x) {

                	System.out.println("las coordenadas son:");

                	System.out.println("row: "+row);

                	System.out.println("col: "+col);

                }

            }

		}

	}