Program to find largest and smallest element of an array

import javax.swing.JOptionPane;
public class largestandsmallestamonganarray
 {
public static void main(String[] args)
{ int n;
n=Integer.parseInt(JOptionPane.showInputDialog("enter size "));
int []a= new int[n];
System.out.print("enter array elements");
for(int i=0; i<n; i++)
{
a[i]=Integer.parseInt(JOptionPane.showInputDialog(" "));
}
int max=a[0], min=a[0];;
for(int i=0; i<n; i++)
{
if(a[i]>max)
max=a[i];
}

for(int i=0; i<n; i++)
{
if(a[i]<min)
min=a[i];
}
System.out.print("\nlargest is " +max);
System.out.print("\nsmalest is "+min);
}


}

output:

enter size 5

enter array elements 1

6

8

4

3

largest is 6

smalest is 1