Igor Kostrikin's Profile on SoloLearn
Igor Kostrikin

Igor Kostrikin

16
33029 XP

My Courses

C

3554 XP

JavaScript

2853 XP

Python 3

2078 XP

Java

1931 XP

HTML

792 XP

C#

738 XP

C++

460 XP

CSS

409 XP

DS with Python

194 XP

SQL

191 XP

jQuery

181 XP

React + Redux

151 XP

Machine Learning

93 XP

Angular + NestJS

63 XP


My Codes

web
sample

Last Modified: 05/29/2020 12:08:28

1

c
string add

Last Modified: 05/08/2020 17:37:51

2

web
Credit Card Validator

Last Modified: 01/16/2020 14:14:24

0

c
C string split

Last Modified: 01/14/2020 07:31:30

0

py
lcm and hcf (3 numbers)

Last Modified: 10/18/2019 16:32:20

2

py
lcm and hcf (2 numbers)

Last Modified: 10/18/2019 16:14:06

0

cs
decimal_to_rational

Last Modified: 10/15/2019 18:29:06

0

web
reciprocal letters

Last Modified: 09/23/2019 18:16:00

2

cs
prime factorization

Last Modified: 09/20/2019 09:53:19

2

cs
palindrome num2

Last Modified: 09/20/2019 04:31:40

3

cs
bal_parenthesis

Last Modified: 09/16/2019 17:57:26

2

cs
palindrome number

Last Modified: 09/16/2019 04:16:04

1

cs
string_compression

Last Modified: 09/13/2019 15:35:11

2

cs
happy_num_range

Last Modified: 08/26/2019 18:45:57

1

cs
happy_num

Last Modified: 08/26/2019 18:45:13

1

web
ip_addr

Last Modified: 08/23/2019 15:57:36

1

web
treasure hunter[game]

Last Modified: 04/19/2019 04:29:10

1

web
random tester

Last Modified: 03/07/2019 11:48:26

1

cs
abundant numbers

Last Modified: 03/01/2019 10:20:23

3

cs
ugly numbers2

Last Modified: 02/27/2019 20:52:26

3

web
Array_part

Last Modified: 02/25/2019 17:36:42

5

cs
pythagorean triple

Last Modified: 02/07/2019 16:16:10

5

web
canvas animation

Last Modified: 02/06/2019 13:00:33

5

web
Password Validator

Last Modified: 01/23/2019 14:20:07

4

web
Password Generator

Last Modified: 01/17/2019 15:57:06

4

c
pattern2.4_5(old challenge)

Last Modified: 01/15/2019 05:49:16

3

web
Pattern 1(old challenge)

Last Modified: 01/15/2019 05:47:42

3

Pattern 2.3(old challenge)

Last Modified: 12/27/2018 03:19:51

3

c
pattern 2.2(with stack)

Last Modified: 12/26/2018 03:30:23

1

c
pattern 2.2 (old challenge)

Last Modified: 12/26/2018 03:26:48

2

c
pattern 2.1 (old challenge)

Last Modified: 12/26/2018 03:19:43

2

c
totatives

Last Modified: 12/19/2018 19:40:04

2

sortstring(old challenge)

Last Modified: 12/19/2018 11:08:28

3

c
deficient range (old challenge)

Last Modified: 12/19/2018 11:04:46

0

c
deficient(old challenge)

Last Modified: 12/19/2018 10:30:16

1

scrabble(old challenge)

Last Modified: 12/18/2018 09:39:56

2

c
tree

Last Modified: 12/18/2018 01:16:55

2

c
triangle2

Last Modified: 12/18/2018 01:16:34

2

c
triangle1

Last Modified: 12/18/2018 01:16:02

1

web
Rotate matrix

Last Modified: 12/10/2018 12:38:01

2

web
Canvas Sample

Last Modified: 12/06/2018 20:00:46

2

web
digiclock

Last Modified: 12/05/2018 19:03:18

1

web
beep

Last Modified: 12/05/2018 17:00:30

0

rotate matrix

Last Modified: 12/04/2018 12:06:25

2

web
anadrome

Last Modified: 11/30/2018 16:28:30

3

web
Harshad

Last Modified: 11/28/2018 11:26:34

1

web
animation simple

Last Modified: 11/27/2018 08:39:31

3

web
disarium number

Last Modified: 11/27/2018 08:12:15

2

web
bermuda triangle

Last Modified: 11/26/2018 11:35:36

7

web
rnd tester

Last Modified: 11/14/2018 19:14:03

1

web
Gapful 2

Last Modified: 11/11/2018 21:09:26

4

web
triangle

Last Modified: 11/08/2018 00:20:12

1

web
canvas triangle

Last Modified: 11/07/2018 18:43:21

1

web
gapful number

Last Modified: 11/06/2018 20:22:24

1

web
Caesar cypher

Last Modified: 10/31/2018 12:22:26

1

web
Strange root

Last Modified: 09/12/2018 13:41:59

1

web
String rotations

Last Modified: 09/06/2018 04:28:47

1

web
Input reverse

Last Modified: 09/06/2018 04:26:05

1


My Certificates

React + Redux
React + Redux
Issued: 16 September, 2020
DS with Python
DS with Python
Issued: 28 May, 2020
Python 3
Python 3
Issued: 05 December, 2019
C#
C#
Issued: 21 February, 2019
C++
C++
Issued: 04 February, 2019
C
C
Issued: 17 December, 2018
JavaScript
JavaScript
Issued: 24 November, 2018
CSS
CSS
Issued: 06 November, 2018
jQuery
jQuery
Issued: 28 October, 2018
SQL
SQL
Issued: 26 October, 2018
HTML
HTML
Issued: 12 September, 2018
Java
Java
Issued: 14 May, 2017

Achievements

Unstoppable
Unstoppable
Win 100 challenges using one weapon
Unbeatable!
Unbeatable!
Win 10 challenges in a row using one weapon
Master
Master
Win 50 challenges using one weapon
The Player
The Player
Complete 100 challenges using one weapon
Rising Star
Rising Star
Win 5 challenges in a row using one weapon
Challenge Master
Challenge Master
5 flawless victories in a row using one weapon
Good Answer
Good Answer
Get 5 upvotes on your answer
Solution Guru
Solution Guru
50 code coach solutions
Solution Ninja
Solution Ninja
10 code coach solutions
Solution Master
Solution Master
5 code coach solutions
Solver
Solver
Solve a code coach problem
Gaining Experience
Gaining Experience
Complete 50 challenges using one weapon
Course Master
Course Master
Complete 10 courses
On Your Way to Fame
On Your Way to Fame
Flawless victory in a challenge
Just Getting Started
Just Getting Started
Win a challenge
Junior
Junior
Get 5 upvotes on your code
Asker
Asker
Post a question and get an upvote
Answerer
Answerer
Post an answer and get an upvote
Hat Trick
Hat Trick
Complete 3 courses
Intern
Intern
Post a code and get an upvote
Achiever
Achiever
Complete a course
Verified Account
Verified Account
Verify your account's email address
Engaged in!
Engaged in!
Complete a lesson
Good Citizen
Good Citizen
Leave a comment in a lesson/quiz
Respected Citizen
Respected Citizen
Reply to a comment in a lesson/quiz and get 5 upvotes
Practice Makes Perfect
Practice Makes Perfect
Win 200 challenges using one weapon
Guru
Guru
Win 500 challenges using one weapon
Epic!
Epic!
Win 50 challenges in a row using one weapon
Good Question
Good Question
Get 5 upvotes on your question
Great Question
Great Question
Get 10 upvotes on your question
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
Great Answer
Great Answer
Get 10 upvotes on your answer
Top Answer
Top Answer
Get 50 upvotes on your answer
Popular Answer
Popular Answer
Get 100 upvotes on your answer
Teacher
Teacher
Post 10 answers with at least 5 upvotes each
Illuminator
Illuminator
Post 50 answers with at least 5 upvotes each
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.
Developer
Developer
Get 10 upvotes on your code
Senior Developer
Senior Developer
Get 50 upvotes on your code
Coder
Coder
Post 5 codes with at least 5 upvotes each
Code Master
Code Master
Post 10 codes with at least 5 upvotes each
Code Ninja
Code Ninja
Post 50 codes with at least 5 upvotes each
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.
Respect!
Respect!
Complete 500 challenges using one weapon
BTS Streak Finisher
BTS Streak Finisher
15 straight days of learning
certificate
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