Question

Write a java Program

Initialize Array. Write a Java method initArray() with the following header to initialize a one-dimensional array a such that the element values (integers) are twice the index value. For example, if i = 23, then a₂₃ = 46. The function is void with one parameter -- the integer array of a[]. Then write a main() with an int[] array2i size 100 to call

Answer 1

package com;

public class Arraydouble {
  

   public static void main(String[] args) {
       int arr[];
       arr = new int[100]; // allocating memory to array
       initArray(arr);
   }

   private static void initArray(int[] arr) {
       for(int i=0;i<100;i++) {
           arr[i]=2*i;
           System.out.println(arr[i]);
       }
      
   }

}