Home My space log
Language EN (English)

Leap years

JavaScript Intermediate alien ages 11-13 From CS Unplugged

The problem

Write a function isLeapYear(year) that gives back true for a leap year. The rule: a year that divides by 4 is a leap year, EXCEPT years that divide by 100, which are not, EXCEPT years that divide by 400, which are.

You will practice: remainder (%), if / elif / else, rules with exceptions

Mode

Press Tab to indent. Press Esc and then Tab to move on to the next button.

Your code runs in your browser. We do not receive it or save it.

Test results

      What your code printed

      
    
      
  
      

  

  
  
  
      
    
      CC BY-SA 4.0
      
    
      Adapted from a CS Unplugged programming challenge by the University of Canterbury Computer Science Education Research Group, licensed CC BY-SA 4.0.
      
    
      Original challenge · License: CC BY-SA 4.0
      
    
      Changes: Rewritten in our own words as a function with tests, hints and steps, in Python and JavaScript, by Open Cosmos. This version is also CC BY-SA 4.0.