import java.util.Random;
public class demo{
public static void main(String[]args){
Random rand=new Random();
int array[]=new int[10];
for(int i=0;i<array.length;i++){
array[i]=rand.nextInt(100);//random between 0 and 100
}
System.out.println(array[array.length]);// error java.lang.ArrayIndexOutOfBoundsException
// because index start 0 and end array.length
}
}