Chapter2_SyntaxC_Ex4

import java.util.Scanner;

/*  ==================================================
          Chapter 2: Syntax section C- Arrays

         Ex4:Increase Array values in even Indexes
    ===================================================
*/

public class MyProgram {
    public static void main(String[] args) {

        //variables
        final int SIZE=10;
        int arr[]=new int[SIZE];
        Scanner s=new Scanner(System.in);

        System.out.println("Enter 10 values: ");

        //init array
        for(int i=0; i<SIZE;i++){
            arr[i]=s.nextInt();

            //if even index → increase value
            if(i%2==0)
                arr[i]++;
            System.out.print(arr[i]+" ");
        }

        /*
        //option 2: increase value in even index
        for(int i=0;i<SIZE;i+=2){
            arr[i]++;
        }
        */
    }
}