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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Programming and DSA

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Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

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Practice Compete Compiler
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abir30

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  • 3★abir30
  •   Bangladesh
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Rating Graph

No. of Contests Participated: 27
1666 (+29)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 189 (Rated)(2025-06-04 22:00:02)
Global Rank:   745
Cheated in:   

Ratings System Update

(2025-06-04 22:00:02)
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None(None)
Global Rank:   0
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Learning Paths (35)

learn-icon

Git/Github

Completed

learn-icon

UX for Web developers

13%
learn-icon

Machine Learning

Completed

learn-icon

Learn Python for project building

1%
learn-icon

Back-end development using Node JS

76%
learn-icon

Build with Django: Web Development for Beginners

40%
learn-icon

Learn JavaScript

3%
learn-icon

Trees and Binary trees

13%
learn-icon

Learn SQL

10%
learn-icon

Logic Building in Kotlin

11%
learn-icon

Learn Kotlin

21%
learn-icon

OOPs Concepts in Python

7%
learn-icon

Build with Flask: Web Development for Beginners

85%
learn-icon

Learn React JS for Front-end development

10%
learn-icon

Learn Advance Java

4%
learn-icon

OOPs concepts in C++

16%
learn-icon

Hashing

33%
learn-icon

Learn Pandas - Practice Problems and Challenges

11%
learn-icon

Learn NumPy - Practice Problems and Challenges

23%
learn-icon

Greedy Algorithms

50%
learn-icon

Binary Search

43%
learn-icon

Stacks and Queues

22%
learn-icon

Heaps

15%
learn-icon

Searching and Sorting Algorithms

14%
learn-icon

Number theory

39%
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C++ STL - Standard template library

Completed

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Linked Lists

39%
learn-icon

Arrays

Completed

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Recursion

5%
learn-icon

Combinatorics

Completed

learn-icon

Learn C++

25%
learn-icon

C++ Problem Solving

34%
learn-icon

Learn Java (Older version)

1%
learn-icon

Learn Python Programming

27%
learn-icon

Problem solving in C

21%

Practice Paths (33)

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Data Analysis & Visualization Projects

Completed

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1400 to 1600 difficulty problems

33%
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Monday Munch - DSA Challenge practice series

3%
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Practice Go

Completed

learn-icon

Binary Search

8%
learn-icon

SQL Practice Queries

3%
learn-icon

Practice Python

11%
learn-icon

Practice R Programming

34%
learn-icon

Data Structures Interview Questions

8%
learn-icon

Number theory

25%
learn-icon

Greedy Algorithms

45%
learn-icon

Practice Sorting

33%
learn-icon

1000 to 1400 difficulty problems

47%
learn-icon

1600 to 1800 difficulty problems

1%
learn-icon

Jump from 2* to 3*

5%
learn-icon

Heaps

4%
learn-icon

C++ Projects for Beginners

4%
learn-icon

Prepare for ICPC - Past Year Problems

1%
learn-icon

Linked Lists

15%
learn-icon

Arrays, Strings & Sorting

10%
learn-icon

Practice Arrays

12%
learn-icon

C++ Interview Questions and Answers

Completed

learn-icon

Level up from 1* to 2*

24%
learn-icon

Google Interview Questions

9%
learn-icon

500 to 1000 difficulty problems

58%
learn-icon

Bit manipulation

16%
learn-icon

Practice C++

38%
learn-icon

Practice Strings

2%
learn-icon

2D Array / Matrices

17%
learn-icon

Stacks and Queues

8%
learn-icon

Practice Basic Math

35%
learn-icon

500 difficulty rating

Completed

learn-icon

Practice C

9%

Contests (27)

Starters 133 Division 4 (Rated)

Devouring Donuts

Starters 135 Division 4 (Rated)

RCB vs CSK

Starters 136 Division 4 (Rated)

Who Makes P1

Starters 139 Division 4 (Rated)

Television Channels

Starters 140 Division 4 (Rated)

Yoga Day

Starters 141 Division 4 (Rated)

Lucky Clover

Starters 142 Division 4 (Rated)

Writing Speed, Penalty Shoot-out

Starters 147 Division 4 (Rated till 5 stars)

Gold Coins 101

Starters 152 (Rated)

Range Minimize, Chess Olympiad

Starters 153 (Rated)

AI is Coming, Butterfly

Starters 154 (Rated)

Calorie Limit, Coldplay Tickets

Starters 155 (Rated)

Chef and Parole, Rectangled

Starters 156 (Rated)

Sweets Shop, Long Queue

Starters 158 (Rated)

Diwali Discount, Even vs Odd Divisors, Buying Game, XOR Smaller

Starters 159 (Rated)

Icecream and Cone, Super Hero, Random Nim, Elections, Card Game

Starters 160 (Rated)

Too Many Oranges, Movie Snacks, Buying Order (Easy)

Starters 161 (Rated)

Red-Blue Sort, Selling Donuts, Moneymaking, Temporary Temperature

Starters 162 (Rated)

Adjacent Sum Array, Calorie Intake, Assignment Score

Starters 164 (Rated)

New-Pro Coder, Itz Simple, Swap and Flip

Starters 165 (Rated)

Christmas Cake, Bulk Discount, Poster Perimeter, Stable Array

Starters 166 (Rated)

Chefland Library, Christmas Gifts, Merry Christmas!

Starters 167 (Rated)

Grid Construction (Even), Grid Construction (Odd), Delete Not Equal, Lottery Tickets, Happy New Year!, Temperature Balance

Starters 168 (Rated)

No Two Alike, Can You Bench, Binary Removals, Make Odd, Big Achiever

Starters 169 (Rated)

Entry Check, Opposite Attract, Hamming equivalent, Make K Most Frequent

Starters 170 (Rated)

Crazy Jumping Frogs, Access Code Equality, qUiRkY qUesTs (Easy), Monster Monster, Minimum Bottles

Starters 173 (Rated upto < 2700)

Cool Subsequences, Min-Max Product Partition, Time Penalty

Starters 189 (Rated)

Nutrition Cost, Sortable Subarrays (Easy), Avoid Primes, Create Binary String

Weekend Dev Challenge 02

RCV Vote Counter - 2, RCV Vote Counter - 1

Weekend Dev Challenge 34: Data Analysis & Visualization Projects

FlightFlow Analysis Project

Weekend Dev Challenge 35: Data Analysis & Visualization Projects

Smartphone Price Calculator Project, Blockbuster Evolution Project, Iris 3D Mapper Project, Titanic Survival Lens Project

Total Problems Solved: 2037

1666
(Div 2)
★★★
CodeChef Rating (Highest Rating 1666)
  • 11066 Global Rank
  • 328 Country Rank

Skill tests

83%

C++ Skill test

Attempted on August 2024
View skill tests

Badges

Problem Solver - Diamond Badge

Problem Solver - Diamond Badge

Received for solving 1000 Problems

Daily Streak - Diamond Badge

Daily Streak - Diamond Badge

Received for maintaining a streak of 100 days

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Certificates

Data Analysis & Visualization Projects

Issued January 2026

View

Git/Github

Issued December 2025

View

Practice Go

Issued October 2025

View
View All 10 Certificates

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Workden, MNR PRIDE, 14, HAL Old Airport Rd, Domlur I Stage, 1st Stage, DOMLUR, Bengaluru, Karnataka 560071 [email protected] +91 95911 47880
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