Gadgets

Showing posts with label even numbers. Show all posts
Showing posts with label even numbers. Show all posts

Sunday, 13 December 2015

Count Even numbers from 1 to n

Here in this program I showed to count the how many even numbers from 1 to n/given number.
Even numbers from 0 to 20: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20
Total even numbers from 1 to 20 :11
import java.util.Scanner;
public class EvenNumbers {
    public static void main(String[] arg){
        int number,count=0;
        Scanner sc=new Scanner(System.in);
        System.out.println("Enter any number :");
        number=sc.nextInt();
        System.out.println("Even Numbers are");
        for(int i=0;i<=number;i++){
          if(i%2==0){
              System.out.print(i+" ");
              count++;
          } 
        }
       System.out.println();
       System.out.println("total even numbers from 1 to "+number+" :"+count);
    }   
}
/*
Output:
Enter any number :
20
Even Numbers are
2 4 6 8 10 12 14 16 18 20
total even number from 1 to 20 :10
*/


Thursday, 3 December 2015

Print even numbers in java

Print even numbers in java
Any integer number is divisible by 2 and produces zero remainder, that integer number is even number.
import java.util.Scanner;
public class EvenNumbers {
    public static void main(String[] arg){
        int number;
        Scanner sc=new Scanner(System.in);
        System.out.println("Enter any number :");
        number=sc.nextInt();
        System.out.println("Even Numbers are");
        for(int i=0;i<=number;i++){
          if(i%2==0){
              System.out.print(i+" ");
          } 
        }       
    }   
}
/*
Output:
Enter any number :
20
Even Numbers are
0 2 4 6 8 10 12 14 16 18 20

*/