valor máximo y mínimo en matriz

 public static void main(String[] args) {

        int[] xr = {2, 4, 1, 3, 7, 5, 6, 10, 8, 9};

        //find maximum value
        int max = xr[0];
        for (int i = 0; i < xr.length; i++) {
            if (xr[i] > max) {
                max = xr[i];
            }
        }

        //find minimum value
        int min=xr[0];
        for (int i = 0; i <xr.length ; i++) {
            if (xr[i]<min){
                min=xr[i];
            }
        }

        System.out.println("max: "+max);
        System.out.println("min: "+min);
    }
Chathumal Sangeeth