class Array_Sum{
          public static void main (String[] args){
             int a[]={4,6,3,1,5};
             int sum=0;

class Array_Sort{
          public static void main (String[] args){
             int a[]={4,6,3,1,5};
             int t;

             for(int i=0;i<a.length-1;i++){ 

class Array_Reverse{

          public static void main (String[] args){
             int a[]={4,6,3,1,5};
             int t;

             for(int i=0,j=a.length-1;i<j;i++,j--){
                                   t = a[i];
				  a[i] = a[j];
				  

  class Array_Example {
          public static void main (String[] args){
                  int a[]={4,6,3,7,9};
                  for(int i : a ){
                              System.out.print(i + " ");
                  }
             
          }
}

class Array_Example {
          public static void main (String[] args){
                  int a[]={4,6,3};
                  for(int i=0; i<a.length;i++){
                              System.out.print(a[i]+" ");
                  }
             
          }
}