# JavaLab-Array ###### tags: `JAVA` import javax.security.auth.x500.X500Principal; public class Arraay { public static void main(String[] args) { double[] x = {1.1,2.0,1.2,1.4,0.5,6.0}; //double x找最大值 double max= x[0]; for(int i =1 ;i<x.length;i++) { if(x[i]>max) { max=x[i]; } } System.out.println(max); //double x找最小值 double min=x[0]; for(int i = 1;i<x.length;i++) { if(x[i]<min) { min=x[i]; } } System.out.println(min); //double x總和 double sum=0; for (int i = 0; i <x.length; i++) { sum = sum + x[i]; } System.out.println(sum); } }