JAVA instance. Check whether the integer entered by the user is an even number.

Source: Internet
Author: User

JAVA instance. Check whether the integer entered by the user is an even number.

Question: You can enter an integer, And the return value is an even number or an odd number.

Even number rule: divide by 2 the number that can be divisible is called an even number, otherwise it is an odd number

Instance:

Switch

Import java. util. role; public class Test {public static void main (String [] args) {role in = new role (System. in); System. out. println ("enter an integer"); int num = in. nextInt (); int num_p = num % 2; // switch (num_p) {case 0: System. out. println ("even"); break; // jump out of default: // default System. out. println ("odd ");}}}

If version

Import java. util. role; public class Test {public static void main (String [] args) {role in = new role (System. in); System. out. println ("enter an integer"); int num = in. nextInt (); int num_p = num % 2; // obtain the remainder after division if (num_p = 0) {System. out. println ("even");} else {System. out. println ("odd ");}}}

 

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.