We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
  • HackerRank Home

    HackerRank

  • |
  • Prepare
  • Certify
  • Compete
  • Hiring developers?
  1. Prepare
  2. Algorithms
  3. Dynamic Programming
  4. Lucky Numbers
  5. Discussions

Lucky Numbers

Problem
Submissions
Leaderboard
Discussions
Editorial

Sort 72 Discussions, By:

recency

Please Login in order to post a comment

  • vikasandnet
    5 years ago+ 6 comments

    why 23 in between 21 and 25 is not lucky number,

    as we are getting digit sum 5, and sum of square of digits are 13.

    14|
    Permalink
    View more Comments..
  • yashparihar729
    1 month ago+ 0 comments

    Here is my solution in java, javascript, python, C, C++, Csharp HackerRank Lucky Numbers Problem Solution

    0|
    Permalink
  • jo_andradecasco
    6 months ago+ 0 comments

    Why not work for number very long in javascript?

    0|
    Permalink
  • thecodingsoluti2
    10 months ago+ 0 comments

    Here is Lucky Numbers problem solution in Python Java C++ and C programming - https://programs.programmingoneonone.com/2021/07/hackerrank-lucky-numbers-problem-soluton.html

    0|
    Permalink
  • thecodingsoluti2
    10 months ago+ 0 comments

    Here is Lucky Numbers problem solution in Python Java C++ and C programming - https://programs.programmingoneonone.com/2021/07/hackerrank-lucky-numbers-problem-soluton.html

    0|
    Permalink
Load more conversations

Need Help?


View editorial
View top submissions
  • Blog
  • Scoring
  • Environment
  • FAQ
  • About Us
  • Support
  • Careers
  • Terms Of Service
  • Privacy Policy