Rik Wittkopp's Profile on SoloLearn
Rik Wittkopp

Rik Wittkopp

15
18006 XP

My Courses

HTML Fundamentals

2322 XP

Python 3 Tutorial

1530 XP

JavaScript Tutorial

535 XP

CSS Fundamentals

424 XP

SQL Fundamentals

180 XP

React + Redux

15 XP

My Codes

py
Oma Pattern Challenge

Last Modified: 08/04/2020 07:46:56

9

py
Challenge: 9 is mine

Last Modified: 07/24/2020 08:19:58

9

py
Convert Number to IP Address

Last Modified: 07/21/2020 09:12:51

7

py
Convert IP to Number

Last Modified: 07/21/2020 07:46:31

9

py
Oma Fibonacci Cycle

Last Modified: 07/20/2020 04:57:58

5

py
Kaushik Challenge #19

Last Modified: 07/19/2020 09:32:50

9

py
Convert 99 Digits

Last Modified: 07/14/2020 21:12:46

6

py
Colourful Names

Last Modified: 07/06/2020 05:09:22

5

py
Colour Names

Last Modified: 07/04/2020 23:31:53

9

py
D3c0d3 5tr1ng5 - Kaushik

Last Modified: 07/04/2020 01:32:10

7

py
Simplest Calculator

Last Modified: 07/01/2020 22:43:24

6

py
Summations Calculation 2

Last Modified: 06/26/2020 03:36:33

4

py
Summations Calculation 1

Last Modified: 06/26/2020 03:36:15

4

py
gapful numbers

Last Modified: 06/24/2020 06:33:46

4

py
Swaps - Mirrielle Challenge

Last Modified: 06/23/2020 19:22:34

9

py
decimal => binary

Last Modified: 06/22/2020 09:29:31

4

py
decimal => binary: range

Last Modified: 06/22/2020 09:29:07

5

py
Bubblesort Speed Comparison

Last Modified: 06/11/2020 20:49:05

4

py
Bubblesort Variant

Last Modified: 06/11/2020 18:09:09

1

py
Splicing dictionaries

Last Modified: 06/01/2020 09:51:27

3

py
binary even odd

Last Modified: 05/31/2020 07:37:47

5

py
Sort the Sentence

Last Modified: 05/31/2020 01:10:48

8

py
Joshua Trejo Challenge

Last Modified: 05/28/2020 11:29:46

14

py
flags index A - C

Last Modified: 05/25/2020 09:24:31

7

py
Escalator Challenge

Last Modified: 05/17/2020 07:38:16

5

py
magic date

Last Modified: 05/06/2020 11:18:17

8

py
sum(pairs)

Last Modified: 05/06/2020 09:32:04

9

web
Beef Moussaka

Last Modified: 04/26/2020 06:21:52

8

py
Deficient Nums

Last Modified: 04/25/2020 23:35:20

7

py
Challenge 42

Last Modified: 04/25/2020 02:31:35

25

py
pattern

Last Modified: 04/24/2020 07:26:45

8

py
Spy Numbers

Last Modified: 04/23/2020 08:27:02

5

web
Did you copy my code?

Last Modified: 04/20/2020 09:23:53

21

py
Old style texting

Last Modified: 04/18/2020 05:58:59

14

py
Impenitent Digits

Last Modified: 04/13/2020 07:33:21

8

web
Speed Sign

Last Modified: 03/17/2020 08:35:07

4

py
Rohit Kanojiya Challenge

Last Modified: 03/15/2020 08:23:14

13

py
Louis password creator challenge

Last Modified: 03/14/2020 08:29:25

17

py
Fibonacci

Last Modified: 02/09/2020 05:01:34

16

py
DIY max() & min()

Last Modified: 02/08/2020 03:09:41

5

py
Brilliant Number

Last Modified: 02/07/2020 11:09:40

5

py
The Most Exciting Number etc

Last Modified: 02/07/2020 07:59:27

6

py
Magic Sygil

Last Modified: 02/07/2020 06:48:54

3

py
Closest Palindrome Number

Last Modified: 02/04/2020 07:32:32

2

py
Narcissistic Number

Last Modified: 02/03/2020 07:59:53

5

py
Perfect Number

Last Modified: 02/03/2020 06:39:52

2

py
Pandigital V2

Last Modified: 02/02/2020 22:43:04

6

py
Pandigital

Last Modified: 02/02/2020 10:16:40

9

py
Anadrome

Last Modified: 02/01/2020 23:44:03

3

py
sum of digits within number

Last Modified: 02/01/2020 04:36:05

9

py
Colourful Numbers

Last Modified: 01/31/2020 22:39:22

5

py
Bacteria

Last Modified: 01/26/2020 22:25:38

2

py
Valentine Heart

Last Modified: 01/24/2020 09:26:25

17

py
Chart Challenge 10_000

Last Modified: 01/18/2020 08:28:58

5

py
Chart Challenge

Last Modified: 01/18/2020 03:52:37

4

py
dict sorted by value

Last Modified: 01/03/2020 01:57:23

4

py
DIY - Accumulate()

Last Modified: 01/01/2020 05:24:48

7

py
Country Codes - ISO Alpha 2

Last Modified: 12/30/2019 18:19:17

6

py
DIY - ceil()

Last Modified: 12/25/2019 08:40:55

6

py
Regional Indicator Symbols - Flags

Last Modified: 12/16/2019 10:26:42

5

py
Hello World - no 'p' in code

Last Modified: 12/02/2019 04:45:45

14

py
Random numbers Vs ID numbers

Last Modified: 12/02/2019 04:29:28

5

py
One-liners - no joke

Last Modified: 12/02/2019 03:29:56

14

py
hexadecimals - ASCII

Last Modified: 11/30/2019 05:14:02

4

py
understanding exec()

Last Modified: 11/26/2019 17:22:04

5

py
DIY - Random number generator

Last Modified: 11/19/2019 08:40:43

25

py
Dragster

Last Modified: 10/30/2019 09:13:57

13

py
enumerate

Last Modified: 10/21/2019 17:00:30

9

py
tongue twister

Last Modified: 10/20/2019 08:56:20

9

py
Trimorphic numbers within range

Last Modified: 10/19/2019 11:34:21

13

py
Armstrong Numbers

Last Modified: 10/13/2019 00:46:48

11

py
Simple Add Digits Within Number

Last Modified: 10/12/2019 13:06:46

7

py
Remove gaps - Challenge

Last Modified: 10/05/2019 09:47:23

7

py
Coin Flip - Jay's challenge

Last Modified: 10/04/2019 21:35:25

11

py
Chooks

Last Modified: 09/30/2019 09:57:07

7

py
Vigenere cipher - numpy math

Last Modified: 09/28/2019 13:29:13

17

py
fun with python

Last Modified: 09/25/2019 09:13:43

10

py
using sorted

Last Modified: 09/14/2019 22:53:04

6

py
Thomas Williams challenge

Last Modified: 09/14/2019 13:32:22

8

py
character count functions

Last Modified: 09/04/2019 06:53:27

8

py
Yoel challenge - Cutit

Last Modified: 08/30/2019 09:23:49

9

py
Tower cranes

Last Modified: 08/25/2019 10:03:55

9

py
Craps - game

Last Modified: 08/24/2019 22:44:00

18

py
joke

Last Modified: 08/17/2019 11:46:20

18

py
append emirp

Last Modified: 08/13/2019 10:55:02

9

py
is last digit = length number

Last Modified: 08/12/2019 09:43:28

11

py
Ace#2

Last Modified: 08/12/2019 09:04:57

7

py
find Ace's number

Last Modified: 08/12/2019 09:02:41

9

py
practising lambda

Last Modified: 07/24/2019 20:54:23

7

py
triangle

Last Modified: 07/20/2019 09:45:37

9

py
cube root

Last Modified: 07/19/2019 00:58:51

7

py
Only primes within range

Last Modified: 07/14/2019 11:05:57

5

py
Prime or not within range

Last Modified: 07/14/2019 11:01:37

3

py
Vigenere cipher - hidden math

Last Modified: 07/11/2019 10:03:24

12

py
numpy art

Last Modified: 07/10/2019 18:14:18

9

py
dots

Last Modified: 07/03/2019 09:28:00

18

py
Caesar decryption

Last Modified: 07/01/2019 06:17:59

15

py
Caesar encryption

Last Modified: 06/20/2019 09:20:44

13

py
spinner V3.2

Last Modified: 06/13/2019 08:14:52

17

py
hidden dictionary

Last Modified: 06/06/2019 11:19:06

16

py
dice

Last Modified: 06/04/2019 09:58:24

17

py
character generation using numpy

Last Modified: 06/04/2019 07:05:26

10

py
bug in code

Last Modified: 05/22/2019 07:02:04

17

py
Range**i

Last Modified: 05/03/2019 09:19:52

12

My Certificates

HTML Fundamentals
HTML Fundamentals
Issued: 23 June, 2020
JavaScript Tutorial
JavaScript Tutorial
Issued: 05 June, 2020
Python 3 Tutorial
Python 3 Tutorial
Issued: 11 April, 2020
CSS Fundamentals
CSS Fundamentals
Issued: 22 March, 2020
SQL Fundamentals
SQL Fundamentals
Issued: 17 September, 2019

Achievements

Great Question
Great Question
Get 10 upvotes on your question
Challenge Master
Challenge Master
5 flawless victories in a row using one weapon
Good Question
Good Question
Get 5 upvotes on your question
Illuminator
Illuminator
Post 50 answers with at least 5 upvotes each
Rising Star
Rising Star
Win 5 challenges in a row using one weapon
Hat Trick
Hat Trick
Complete 3 courses
Code Ninja
Code Ninja
Post 50 codes with at least 5 upvotes each
Solution Ninja
Solution Ninja
10 code coach solutions
Solution Master
Solution Master
5 code coach solutions
Solver
Solver
Solve a code coach problem
Teacher
Teacher
Post 10 answers with at least 5 upvotes each
The Player
The Player
Complete 100 challenges using one weapon
Great Answer
Great Answer
Get 10 upvotes on your answer
Code Master
Code Master
Post 10 codes with at least 5 upvotes each
Developer
Developer
Get 10 upvotes on your code
Coder
Coder
Post 5 codes with at least 5 upvotes each
Gaining Experience
Gaining Experience
Complete 50 challenges using one weapon
On Your Way to Fame
On Your Way to Fame
Flawless victory in a challenge
Good Answer
Good Answer
Get 5 upvotes on your answer
Junior
Junior
Get 5 upvotes on your code
Achiever
Achiever
Complete a course
Answerer
Answerer
Post an answer and get an upvote
Asker
Asker
Post a question and get an upvote
Just Getting Started
Just Getting Started
Win a challenge
Intern
Intern
Post a code and get an upvote
Good Citizen
Good Citizen
Leave a comment in a lesson/quiz
Verified Account
Verified Account
Verify your account's email address
Engaged in!
Engaged in!
Complete a lesson
Respect!
Respect!
Complete 500 challenges using one weapon
Unbeatable!
Unbeatable!
Win 10 challenges in a row using one weapon
Epic!
Epic!
Win 50 challenges in a row using one weapon
Respected Citizen
Respected Citizen
Reply to a comment in a lesson/quiz and get 5 upvotes
Course Master
Course Master
Complete 10 courses
Master
Master
Win 50 challenges using one weapon
Unstoppable
Unstoppable
Win 100 challenges using one weapon
Practice Makes Perfect
Practice Makes Perfect
Win 200 challenges using one weapon
Guru
Guru
Win 500 challenges using one weapon
Top Question
Top Question
Get 50 upvotes on your question
Popular Question
Popular Question
Get 100 upvotes on your question
Question Master
Question Master
Post 5 questions with at least 5 upvotes each
Question Ninja
Question Ninja
Post 10 questions with at least 5 upvotes each
Question Guru
Question Guru
Post 50 questions with at least 5 upvotes each
Top Answer
Top Answer
Get 50 upvotes on your answer
Popular Answer
Popular Answer
Get 100 upvotes on your answer
Self-Learner
Self-Learner
Answer your own question and get 5 upvotes
Contributor
Contributor
Leave a comment in a lesson/quiz with 5 upvotes
Comment Master
Comment Master
Leave 5 comments in a lesson/quiz with at least 5 upvotes each
Moderator
Moderator
Awarded to members who have been selected by our moderation team to help moderate community content.
Gold Moderator
Gold Moderator
Awarded to select Moderators who show expertise in moderation and are ready for the next level of responsibilities.
Quiz Reviewer
Quiz Reviewer
Exclusive badge, handed out to community members who moderate user-generated quizzes.
Gold Quiz Reviewer
Gold Quiz Reviewer
Exclusive badge, handed out to experienced Quiz Reviewers who show expertise in moderation of user-generated quizzes.
Creator
Creator
Create 10 SoloLearn-approved lessons in the Lesson Factory.
Creator Master
Creator Master
Create 50 SoloLearn-approved lessons in the Lesson Factory.
Platinum Moderator
Platinum Moderator
Awarded to experienced moderators who are ready to recruit and train new moderators and curate community content.
Senior Developer
Senior Developer
Get 50 upvotes on your code
Quiz Creator
Quiz Creator
Create 20 SoloLearn-approved quizzes in the Quiz Factory.
Quiz Creator Master
Quiz Creator Master
Create 100 SoloLearn-approved quizzes in the Quiz Factory.
Solution Guru
Solution Guru
50 code coach solutions
certificate
Share Load

Send us a message