Question

program to print n even numbers with comma seperator
input5
output24.6.8.10
Sample input 1
Copy
Sample output 1
5
246.8.10​

Answer 1

Answer:

for(int i=0;i<=n*2;i++){

if(i%2==0){

System.out.println(i+",");

}

Explanation:

Multiply the input with 2 then put inside a for loop check the condition for even and print it

Answer 2

Question:-

Write a program to print n even numbers with comma as separator.

Program:

Here is your program in Java.

import java.util.*;

class Even

{

public static void main(String args[])

{

Scanner sc=new Scanner(System.in);

System.out.print("How many even numbers? ");

int n=sc.nextInt();

int a=2;

for(int i=1;i<=n;i++,a+=2)

{

System.out.print(a);

if(i!=n)

System.out.print(", ");

}

}

}

Output:-

How many numbers? 5

2,4,6,8,10