Array

8. Program

How to read first half and second half elements seperately ?

class O  
{
 public static void main(String args[])
 {
  int[] a = {10, 2, 5, 3, 9, 2, 8, 10, 11, 20};
  int mid = a.length / 2;
  for(int i = 0; i < mid ; i++) 
  {
   System.out.println(a[i]);    
  }
  System.out.println("--------");
  for(int i = mid - 1; i < a.length ; i++)
  {
   System.out.println(a[i]);
  }
 }
}

---

9. Program

How to read first half odd indexed and second half even indexed elements seperately ?

class P 
{
 public static void main(String args[])
 {
  int[] a = {10, 2, 5, 3, 9, 2, 8, 10, 11, 20, 10, 2, 5, 3, 9, 2, 8, 10, 11, 20};
  int mid = a.length / 2;
  for(int i = 1; i < mid ; i+=2) 
  {
   System.out.println("Odd element :" + a[i]);    
  }
  System.out.println("--------");
  if(mid % 2 != 0)
  {
  mid++;
  }
  for(int i = mid; i < a.length ; i+=2)
  {
   System.out.println("Even element :" + a[i]);
  }
 }
}

---

10. Program

How to read first half even and second half odd indexed elements seperately ?

class Q 
{
 public static void main(String args[])
 {
  int[] a = {10, 2, 5, 3, 9, 2, 8, 10, 11, 20, 10, 2, 5, 3, 9, 2, 8, 11, 20, 10};
  int mid = a.length / 2;
  for(int i = 0; i < mid ; i+=2) 
  {
   System.out.println("Even element :" + a[i]);    
  }
  System.out.println("--------");
  if(mid % 2 == 0)
  {
   mid++;
  }
  for(int i = mid; i < a.length ; i+=2)
  {
   System.out.println("Odd element :" + a[i]);
  }
 }
}

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