Tuesday 8 August 2017

Print and sum of n even numbers

import java.util.*;
public class SumOfEvenNumbers {

public static void main(String[] args) {
Scanner s=new Scanner(System.in);
System.out.println("enter number");
int n=s.nextInt();
System.out.println("The even Numbers are:");
for (int i = 1; i <= n; i++) {
if (i % 2 == 0) {
System.out.println(i + " ");
}
}


int sum = 0;
for (int i = 1; i <= n; i++)
{
if (i % 2 == 0)
{
sum = sum + i;
}
}
System.out.println("sum of   " + n +"  even numbers:" +sum);



}

}


OUTPUT:

enter number
10
The Odd Numbers are:
2
4
6
8
10
sum of   10  odd numbers:30

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