Programming Examples

Java program to accept n elements in array and Count the even and odd elements


Write a JAVA program which accept n integers from user and count the number of Even and Number of Odd elements in Array.

import java.util.*;
class CountEvenOdd
{
    public static void main(String arr[])
    {
        Scanner sc=new Scanner(System.in);        
        System.out.println("Enter the size of Array : ");
        int n=sc.nextInt();
        int num[]=new int[n];        
        int even=0,odd=0;
        System.out.println("Enter the "+n+" Elements of Array");
        for(int i=0;i<n;i++)
        {
            num[i]=sc.nextInt();
        }
        for(int i=0;i<n;i++)
        {
            if(num[i]%2==0)
            {
                even++;
            }
            else
            {
                odd++;
            }            
        }
        System.out.println("No. of Even Elements :"+even);
        System.out.println("No. of Odd Elements :"+odd);
    }
}

Output

Enter the size of Array : 

5

Enter the 5 Elements of Array

3

4

6

3

2

No. of Even Elements :3

No. of Odd Elements :2

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