CodeChef Logo CodeChef Logo
Courses

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

Explore courses

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.

Other Courses

Explore courses
Practice Compete Compiler

Courses

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

Explore courses

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.

Other Courses

Explore courses
Practice Compete Compiler
Home » Arnab Bir
user profile

Arnab Bir

  • 3★arnabbir
  •   India
  • Student
  • Indian Institute of Technology Kharagpur West Bengal, India
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 29
1750 (+15)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 124 Division 2 (Rated)(2024-03-06 22:00:02)
Global Rank:   834
Cheated in:   

Ratings System Update

(2024-03-06 22:00:02)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
How the rating system works?
1311? (-298)RatingProvisional
Rating i Provisional Rating, click to know more
June Challenge 2019 Division 2(2022-12-20 00:00:00)
Global Rank:   121
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
How the rating system works?

Learning Paths (1)

learn-icon

Learn C++

0%

Practice Paths (1)

learn-icon

Practice for ZCO and INOI

1%

Contests (29)

October Challenge 2017

A Balanced Contest

May Lunchtime 2019 Division 2 (Unrated)

Dummy Palindromic Strings, CV

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Lent Money, Guddu on a Date, Chef and Ingredients, Sum and GCD

Starters 95 Division 4 (Rated)

Transfusion Chain, EVacuate to Moon, Donation Rewards, Donation Drive, Alt-Tab

Starters 96 Division 3 (Rated)

Mex Array, Remove Multiples, Bells of Pilgrimage, Weeding

Starters 97 Division 3 (Rated)

Caesar Cipher, Schrodinger Smiley, Best of Two

Starters 98 Division 2 (Rated)

Airport Management, Ball Distribution

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Starters 100 Division 3 (Rated)

Stamps 100, Trade Surplus, Chocolate Distribution

Starters 101 Division 2 (Rated)

Warrior Chef, Lockpicking Chef

Starters 102 Division 2 (Rated)

Parity Permutation, Bit Play

Starters 103 Division 2 (Rated)

Divisible By 8, Dice Number

Starters 105 Division 2 (Rated)

Take it Easy, Dull Operation

Starters 106 Division 2 (Rated)

Playing with OR, Guess the winner!

Starters 107 Division 2 (Rated)

Rock Paper Scissor, OR Permutation

Starters 108 Division 3 (Rated)

Clan Expansion, Chess Pairing, Palindromic Prime Numbers

Starters 109 Division 2 (Rated)

Minimum XOR, Best of N Sets, Alter Ego

Starters 111 Division 2 (Rated)

LCM Mania, Prefixing, Beautiful Strings, Reach Codetown

Starters 112 Division 2 (Rated)

Max Nutrition, 3 Logicians Walk into a Bar, Cursed Indices

Starters 114 Division 2 (Rated)

Rock-Paper-Scissors, Christmas Candy

Starters 115 Division 2 (Rated)

Greedy LIS Algorithm, A PLUS B Remastered, Decorating Christmas Tree

Starters 116 Division 2 (Rated)

Chef Product, ORST , Access Control

Starters 117 Division 2 (Rated)

Equality Etiquette, Spell Shortening, Not Prime Permutation

Starters 118 Division 2 (Rated)

Subset GCD, Join States, Xorry 2, Xorry 1

Starters 120 Division 2 (Rated)

Count Subarrays, Count Arrays, Sub or Swp

Starters 121 Division 2 (Rated)

Caesar Cipher Lite, Anti Adjacent Swaps, Frequal

Starters 122 Division 2 (Rated)

Arya In Grid, Transformation Cost, Man of the Match

Starters 124 Division 2 (Rated)

Binary Parity, Table Strength, Swap and Unite, Make It One

Total Problems Solved: 165

1750
(Div 2)
★★★
CodeChef Rating (Highest Rating 1750)
  • Inactive Global Rank
  • Inactive Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

Recent Activity

Fetching recent activity

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

ROADMAPS

Learn Python
Learn Java
Learn C
Learn C++
Data structures and Algorithms
Competitive Programming
More Roadmaps

CAREER PATHS

React JS Developer
Full stack Developer
SQL for Data Analysis
Frontend Developer
Java Backend Developer
Data Analysis using Python
Python Backend Developer
C++ Developer
Machine Learning using Python

COMPILERS

HTML online compiler
C++ online compiler
C online compiler
Java online compiler
Python online compiler
SQL online compiler
JavaScript online compiler
React online compiler
More compilers

COMPANY

About us
For colleges
Coding Contests
Blogs
Contact us
Privacy Policy
Frequently Asked Questions

© 2026 CodeChef Inc. All rights reserved.

We use cookies to improve your experience and for analytical purposes. Read our Privacy Policy and Terms to know more. You consent to our cookies if you continue to use our website.